38958920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1$

素因数の和:188

約数の個数: 192

約数和(自身を含む): 120657600

約数和(自身を除く): 81698680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 35, 40, 44, 49, 52, 55, 56, 65, 70, 77, 88, 91, 98, 104, 110, 130, 139, 140, 143, 154, 182, 196, 220, 245, 260, 278, 280, 286, 308, 364, 385, 392, 440, 455, 490, 520, 539, 556, 572, 616, 637, 695, 715, 728, 770, 910, 973, 980, 1001, 1078, 1112, 1144, 1274, 1390, 1430, 1529, 1540, 1807, 1820, 1946, 1960, 2002, 2156, 2548, 2695, 2780, 2860, 3058, 3080, 3185, 3614, 3640, 3892, 4004, 4312, 4865, 5005, 5096, 5390, 5560, 5720, 6116, 6370, 6811, 7007, 7228, 7645, 7784, 8008, 9035, 9730, 10010, 10703, 10780, 12232, 12649, 12740, 13622, 14014, 14456, 15290, 18070, 19460, 19877, 20020, 21406, 21560, 25298, 25480, 27244, 28028, 30580, 34055, 35035, 36140, 38920, 39754, 40040, 42812, 50596, 53515, 54488, 56056, 61160, 63245, 68110, 70070, 72280, 74921, 79508, 85624, 88543, 99385, 101192, 107030, 126490, 136220, 139139, 140140, 149842, 159016, 177086, 198770, 214060, 252980, 272440, 278278, 280280, 299684, 354172, 374605, 397540, 428120, 442715, 505960, 556556, 599368, 695695, 708344, 749210, 795080, 885430, 973973, 1113112, 1391390, 1498420, 1770860, 1947946, 2782780, 2996840, 3541720, 3895892, 4869865, 5565560, 7791784, 9739730, 19479460, 38958920]

約数ペア:

[(1, 38958920), (2, 19479460), (4, 9739730), (5, 7791784), (7, 5565560), (8, 4869865), (10, 3895892), (11, 3541720), (13, 2996840), (14, 2782780), (20, 1947946), (22, 1770860), (26, 1498420), (28, 1391390), (35, 1113112), (40, 973973), (44, 885430), (49, 795080), (52, 749210), (55, 708344), (56, 695695), (65, 599368), (70, 556556), (77, 505960), (88, 442715), (91, 428120), (98, 397540), (104, 374605), (110, 354172), (130, 299684), (139, 280280), (140, 278278), (143, 272440), (154, 252980), (182, 214060), (196, 198770), (220, 177086), (245, 159016), (260, 149842), (278, 140140), (280, 139139), (286, 136220), (308, 126490), (364, 107030), (385, 101192), (392, 99385), (440, 88543), (455, 85624), (490, 79508), (520, 74921), (539, 72280), (556, 70070), (572, 68110), (616, 63245), (637, 61160), (695, 56056), (715, 54488), (728, 53515), (770, 50596), (910, 42812), (973, 40040), (980, 39754), (1001, 38920), (1078, 36140), (1112, 35035), (1144, 34055), (1274, 30580), (1390, 28028), (1430, 27244), (1529, 25480), (1540, 25298), (1807, 21560), (1820, 21406), (1946, 20020), (1960, 19877), (2002, 19460), (2156, 18070), (2548, 15290), (2695, 14456), (2780, 14014), (2860, 13622), (3058, 12740), (3080, 12649), (3185, 12232), (3614, 10780), (3640, 10703), (3892, 10010), (4004, 9730), (4312, 9035), (4865, 8008), (5005, 7784), (5096, 7645), (5390, 7228), (5560, 7007), (5720, 6811), (6116, 6370)]