20177089020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{443063}}^1$

素因数の和:443112

約数の個数: 144

約数和(自身を含む): 69670927872

約数和(自身を除く): 49493838852

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 23, 30, 33, 36, 44, 45, 46, 55, 60, 66, 69, 90, 92, 99, 110, 115, 132, 138, 165, 180, 198, 207, 220, 230, 253, 276, 330, 345, 396, 414, 460, 495, 506, 660, 690, 759, 828, 990, 1012, 1035, 1265, 1380, 1518, 1980, 2070, 2277, 2530, 3036, 3795, 4140, 4554, 5060, 7590, 9108, 11385, 15180, 22770, 45540, 443063, 886126, 1329189, 1772252, 2215315, 2658378, 3987567, 4430630, 4873693, 5316756, 6645945, 7975134, 8861260, 9747386, 10190449, 13291890, 14621079, 15950268, 19494772, 19937835, 20380898, 24368465, 26583780, 29242158, 30571347, 39875670, 40761796, 43863237, 48736930, 50952245, 58484316, 61142694, 73105395, 79751340, 87726474, 91714041, 97473860, 101904490, 112094939, 122285388, 146210790, 152856735, 175452948, 183428082, 203808980, 219316185, 224189878, 292421580, 305713470, 336284817, 366856164, 438632370, 448379756, 458570205, 560474695, 611426940, 672569634, 877264740, 917140410, 1008854451, 1120949390, 1345139268, 1681424085, 1834280820, 2017708902, 2241898780, 3362848170, 4035417804, 5044272255, 6725696340, 10088544510, 20177089020]

約数ペア:

[(1, 20177089020), (2, 10088544510), (3, 6725696340), (4, 5044272255), (5, 4035417804), (6, 3362848170), (9, 2241898780), (10, 2017708902), (11, 1834280820), (12, 1681424085), (15, 1345139268), (18, 1120949390), (20, 1008854451), (22, 917140410), (23, 877264740), (30, 672569634), (33, 611426940), (36, 560474695), (44, 458570205), (45, 448379756), (46, 438632370), (55, 366856164), (60, 336284817), (66, 305713470), (69, 292421580), (90, 224189878), (92, 219316185), (99, 203808980), (110, 183428082), (115, 175452948), (132, 152856735), (138, 146210790), (165, 122285388), (180, 112094939), (198, 101904490), (207, 97473860), (220, 91714041), (230, 87726474), (253, 79751340), (276, 73105395), (330, 61142694), (345, 58484316), (396, 50952245), (414, 48736930), (460, 43863237), (495, 40761796), (506, 39875670), (660, 30571347), (690, 29242158), (759, 26583780), (828, 24368465), (990, 20380898), (1012, 19937835), (1035, 19494772), (1265, 15950268), (1380, 14621079), (1518, 13291890), (1980, 10190449), (2070, 9747386), (2277, 8861260), (2530, 7975134), (3036, 6645945), (3795, 5316756), (4140, 4873693), (4554, 4430630), (5060, 3987567), (7590, 2658378), (9108, 2215315), (11385, 1772252), (15180, 1329189), (22770, 886126), (45540, 443063)]