20346688180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{2297}}^1$

素因数の和:2514

約数の個数: 192

約数和(自身を含む): 54654308352

約数和(自身を除く): 34307620172

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 52, 62, 65, 70, 91, 124, 130, 140, 155, 157, 182, 217, 260, 310, 314, 364, 403, 434, 455, 620, 628, 785, 806, 868, 910, 1085, 1099, 1570, 1612, 1820, 2015, 2041, 2170, 2198, 2297, 2821, 3140, 4030, 4082, 4340, 4396, 4594, 4867, 5495, 5642, 8060, 8164, 9188, 9734, 10205, 10990, 11284, 11485, 14105, 14287, 16079, 19468, 20410, 21980, 22970, 24335, 28210, 28574, 29861, 32158, 34069, 40820, 45940, 48670, 56420, 57148, 59722, 63271, 64316, 68138, 71207, 71435, 80395, 97340, 119444, 126542, 136276, 142414, 142870, 149305, 160790, 170345, 209027, 253084, 284828, 285740, 298610, 316355, 321580, 340690, 356035, 360629, 418054, 442897, 498449, 597220, 632710, 681380, 712070, 721258, 836108, 885794, 925691, 996898, 1045135, 1265420, 1424140, 1442516, 1771588, 1803145, 1851382, 1993796, 2090270, 2214485, 2492245, 2524403, 3606290, 3702764, 4180540, 4428970, 4628455, 4688177, 4984490, 5048806, 6479837, 7212580, 8857940, 9256910, 9376354, 9968980, 10097612, 11179499, 12622015, 12959674, 18513820, 18752708, 22358998, 23440885, 25244030, 25919348, 32399185, 32817239, 44717996, 46881770, 50488060, 55897495, 64798370, 65634478, 78256493, 93763540, 111794990, 129596740, 131268956, 145333487, 156512986, 164086195, 223589980, 290666974, 313025972, 328172390, 391282465, 581333948, 656344780, 726667435, 782564930, 1017334409, 1453334870, 1565129860, 2034668818, 2906669740, 4069337636, 5086672045, 10173344090, 20346688180]

約数ペア:

[(1, 20346688180), (2, 10173344090), (4, 5086672045), (5, 4069337636), (7, 2906669740), (10, 2034668818), (13, 1565129860), (14, 1453334870), (20, 1017334409), (26, 782564930), (28, 726667435), (31, 656344780), (35, 581333948), (52, 391282465), (62, 328172390), (65, 313025972), (70, 290666974), (91, 223589980), (124, 164086195), (130, 156512986), (140, 145333487), (155, 131268956), (157, 129596740), (182, 111794990), (217, 93763540), (260, 78256493), (310, 65634478), (314, 64798370), (364, 55897495), (403, 50488060), (434, 46881770), (455, 44717996), (620, 32817239), (628, 32399185), (785, 25919348), (806, 25244030), (868, 23440885), (910, 22358998), (1085, 18752708), (1099, 18513820), (1570, 12959674), (1612, 12622015), (1820, 11179499), (2015, 10097612), (2041, 9968980), (2170, 9376354), (2198, 9256910), (2297, 8857940), (2821, 7212580), (3140, 6479837), (4030, 5048806), (4082, 4984490), (4340, 4688177), (4396, 4628455), (4594, 4428970), (4867, 4180540), (5495, 3702764), (5642, 3606290), (8060, 2524403), (8164, 2492245), (9188, 2214485), (9734, 2090270), (10205, 1993796), (10990, 1851382), (11284, 1803145), (11485, 1771588), (14105, 1442516), (14287, 1424140), (16079, 1265420), (19468, 1045135), (20410, 996898), (21980, 925691), (22970, 885794), (24335, 836108), (28210, 721258), (28574, 712070), (29861, 681380), (32158, 632710), (34069, 597220), (40820, 498449), (45940, 442897), (48670, 418054), (56420, 360629), (57148, 356035), (59722, 340690), (63271, 321580), (64316, 316355), (68138, 298610), (71207, 285740), (71435, 284828), (80395, 253084), (97340, 209027), (119444, 170345), (126542, 160790), (136276, 149305), (142414, 142870)]