15614840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{22963}}^1$

素因数の和:22991

約数の個数: 32

約数和(自身を含む): 37201680

約数和(自身を除く): 21586840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 22963, 45926, 91852, 114815, 183704, 229630, 390371, 459260, 780742, 918520, 1561484, 1951855, 3122968, 3903710, 7807420, 15614840]

約数ペア:

[(1, 15614840), (2, 7807420), (4, 3903710), (5, 3122968), (8, 1951855), (10, 1561484), (17, 918520), (20, 780742), (34, 459260), (40, 390371), (68, 229630), (85, 183704), (136, 114815), (170, 91852), (340, 45926), (680, 22963)]