15277040

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4441}}^1$

素因数の和:4497

約数の個数: 40

約数和(自身を含む): 36353328

約数和(自身を除く): 21076288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 4441, 8882, 17764, 22205, 35528, 44410, 71056, 88820, 177640, 190963, 355280, 381926, 763852, 954815, 1527704, 1909630, 3055408, 3819260, 7638520, 15277040]

約数ペア:

[(1, 15277040), (2, 7638520), (4, 3819260), (5, 3055408), (8, 1909630), (10, 1527704), (16, 954815), (20, 763852), (40, 381926), (43, 355280), (80, 190963), (86, 177640), (172, 88820), (215, 71056), (344, 44410), (430, 35528), (688, 22205), (860, 17764), (1720, 8882), (3440, 4441)]