20184741700

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{1151}}^1\times {\mathrm{5657}}^1$

素因数の和:6853

約数の個数: 72

約数和(自身を含む): 45261103104

約数和(自身を除く): 25076361404

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 1151, 1550, 2302, 3100, 4604, 5657, 5755, 11314, 11510, 22628, 23020, 28285, 28775, 35681, 56570, 57550, 71362, 113140, 115100, 141425, 142724, 175367, 178405, 282850, 350734, 356810, 565700, 701468, 713620, 876835, 892025, 1753670, 1784050, 3507340, 3568100, 4384175, 6511207, 8768350, 13022414, 17536700, 26044828, 32556035, 65112070, 130224140, 162780175, 201847417, 325560350, 403694834, 651120700, 807389668, 1009237085, 2018474170, 4036948340, 5046185425, 10092370850, 20184741700]

約数ペア:

[(1, 20184741700), (2, 10092370850), (4, 5046185425), (5, 4036948340), (10, 2018474170), (20, 1009237085), (25, 807389668), (31, 651120700), (50, 403694834), (62, 325560350), (100, 201847417), (124, 162780175), (155, 130224140), (310, 65112070), (620, 32556035), (775, 26044828), (1151, 17536700), (1550, 13022414), (2302, 8768350), (3100, 6511207), (4604, 4384175), (5657, 3568100), (5755, 3507340), (11314, 1784050), (11510, 1753670), (22628, 892025), (23020, 876835), (28285, 713620), (28775, 701468), (35681, 565700), (56570, 356810), (57550, 350734), (71362, 282850), (113140, 178405), (115100, 175367), (141425, 142724)]