20188140780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{397}}^1\times {\mathrm{3701}}^1$

素因数の和:4339

約数の個数: 96

約数和(自身を含む): 56932021440

約数和(自身を除く): 36743880660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 229, 397, 458, 687, 794, 916, 1145, 1191, 1374, 1588, 1985, 2290, 2382, 2748, 3435, 3701, 3970, 4580, 4764, 5955, 6870, 7402, 7940, 11103, 11910, 13740, 14804, 18505, 22206, 23820, 37010, 44412, 55515, 74020, 90913, 111030, 181826, 222060, 272739, 363652, 454565, 545478, 847529, 909130, 1090956, 1363695, 1469297, 1695058, 1818260, 2542587, 2727390, 2938594, 3390116, 4237645, 4407891, 5085174, 5454780, 5877188, 7346485, 8475290, 8815782, 10170348, 12712935, 14692970, 16950580, 17631564, 22039455, 25425870, 29385940, 44078910, 50851740, 88157820, 336469013, 672938026, 1009407039, 1345876052, 1682345065, 2018814078, 3364690130, 4037628156, 5047035195, 6729380260, 10094070390, 20188140780]

約数ペア:

[(1, 20188140780), (2, 10094070390), (3, 6729380260), (4, 5047035195), (5, 4037628156), (6, 3364690130), (10, 2018814078), (12, 1682345065), (15, 1345876052), (20, 1009407039), (30, 672938026), (60, 336469013), (229, 88157820), (397, 50851740), (458, 44078910), (687, 29385940), (794, 25425870), (916, 22039455), (1145, 17631564), (1191, 16950580), (1374, 14692970), (1588, 12712935), (1985, 10170348), (2290, 8815782), (2382, 8475290), (2748, 7346485), (3435, 5877188), (3701, 5454780), (3970, 5085174), (4580, 4407891), (4764, 4237645), (5955, 3390116), (6870, 2938594), (7402, 2727390), (7940, 2542587), (11103, 1818260), (11910, 1695058), (13740, 1469297), (14804, 1363695), (18505, 1090956), (22206, 909130), (23820, 847529), (37010, 545478), (44412, 454565), (55515, 363652), (74020, 272739), (90913, 222060), (111030, 181826)]