68935240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{156671}}^1$

素因数の和:156693

約数の個数: 32

約数和(自身を含む): 169205760

約数和(自身を除く): 100270520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 156671, 313342, 626684, 783355, 1253368, 1566710, 1723381, 3133420, 3446762, 6266840, 6893524, 8616905, 13787048, 17233810, 34467620, 68935240]

約数ペア:

[(1, 68935240), (2, 34467620), (4, 17233810), (5, 13787048), (8, 8616905), (10, 6893524), (11, 6266840), (20, 3446762), (22, 3133420), (40, 1723381), (44, 1566710), (55, 1253368), (88, 783355), (110, 626684), (220, 313342), (440, 156671)]