15844360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{797}}^1$

素因数の和:886

約数の個数: 64

約数和(自身を含む): 41368320

約数和(自身を除く): 25523960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 355, 497, 568, 710, 797, 994, 1420, 1594, 1988, 2485, 2840, 3188, 3976, 3985, 4970, 5579, 6376, 7970, 9940, 11158, 15940, 19880, 22316, 27895, 31880, 44632, 55790, 56587, 111580, 113174, 223160, 226348, 282935, 396109, 452696, 565870, 792218, 1131740, 1584436, 1980545, 2263480, 3168872, 3961090, 7922180, 15844360]

約数ペア:

[(1, 15844360), (2, 7922180), (4, 3961090), (5, 3168872), (7, 2263480), (8, 1980545), (10, 1584436), (14, 1131740), (20, 792218), (28, 565870), (35, 452696), (40, 396109), (56, 282935), (70, 226348), (71, 223160), (140, 113174), (142, 111580), (280, 56587), (284, 55790), (355, 44632), (497, 31880), (568, 27895), (710, 22316), (797, 19880), (994, 15940), (1420, 11158), (1594, 9940), (1988, 7970), (2485, 6376), (2840, 5579), (3188, 4970), (3976, 3985)]