67907240

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{23911}}^1$

素因数の和:23993

約数の個数: 32

約数和(自身を含む): 154949760

約数和(自身を除く): 87042520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 23911, 47822, 95644, 119555, 191288, 239110, 478220, 956440, 1697681, 3395362, 6790724, 8488405, 13581448, 16976810, 33953620, 67907240]

約数ペア:

[(1, 67907240), (2, 33953620), (4, 16976810), (5, 13581448), (8, 8488405), (10, 6790724), (20, 3395362), (40, 1697681), (71, 956440), (142, 478220), (284, 239110), (355, 191288), (568, 119555), (710, 95644), (1420, 47822), (2840, 23911)]