3151280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3581}}^1$

素因数の和:3605

約数の個数: 40

約数和(自身を含む): 7995024

約数和(自身を除く): 4843744

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 3581, 7162, 14324, 17905, 28648, 35810, 39391, 57296, 71620, 78782, 143240, 157564, 196955, 286480, 315128, 393910, 630256, 787820, 1575640, 3151280]

約数ペア:

[(1, 3151280), (2, 1575640), (4, 787820), (5, 630256), (8, 393910), (10, 315128), (11, 286480), (16, 196955), (20, 157564), (22, 143240), (40, 78782), (44, 71620), (55, 57296), (80, 39391), (88, 35810), (110, 28648), (176, 17905), (220, 14324), (440, 7162), (880, 3581)]