139233880

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{22171}}^1$

素因数の和:22339

約数の個数: 32

約数和(自身を含む): 315285840

約数和(自身を除く): 176051960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 6280, 22171, 44342, 88684, 110855, 177368, 221710, 443420, 886840, 3480847, 6961694, 13923388, 17404235, 27846776, 34808470, 69616940, 139233880]

約数ペア:

[(1, 139233880), (2, 69616940), (4, 34808470), (5, 27846776), (8, 17404235), (10, 13923388), (20, 6961694), (40, 3480847), (157, 886840), (314, 443420), (628, 221710), (785, 177368), (1256, 110855), (1570, 88684), (3140, 44342), (6280, 22171)]