15950870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{4231}}^1$

素因数の和:4280

約数の個数: 32

約数和(自身を含む): 31993920

約数和(自身を除く): 16043050

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 3770, 4231, 8462, 21155, 42310, 55003, 110006, 122699, 245398, 275015, 550030, 613495, 1226990, 1595087, 3190174, 7975435, 15950870]

約数ペア:

[(1, 15950870), (2, 7975435), (5, 3190174), (10, 1595087), (13, 1226990), (26, 613495), (29, 550030), (58, 275015), (65, 245398), (130, 122699), (145, 110006), (290, 55003), (377, 42310), (754, 21155), (1885, 8462), (3770, 4231)]