68653220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{110731}}^1$

素因数の和:110771

約数の個数: 24

約数和(自身を含む): 148823808

約数和(自身を除く): 80170588

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 110731, 221462, 442924, 553655, 1107310, 2214620, 3432661, 6865322, 13730644, 17163305, 34326610, 68653220]

約数ペア:

[(1, 68653220), (2, 34326610), (4, 17163305), (5, 13730644), (10, 6865322), (20, 3432661), (31, 2214620), (62, 1107310), (124, 553655), (155, 442924), (310, 221462), (620, 110731)]