68962520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{156733}}^1$

素因数の和:156755

約数の個数: 32

約数和(自身を含む): 169272720

約数和(自身を除く): 100310200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 156733, 313466, 626932, 783665, 1253864, 1567330, 1724063, 3134660, 3448126, 6269320, 6896252, 8620315, 13792504, 17240630, 34481260, 68962520]

約数ペア:

[(1, 68962520), (2, 34481260), (4, 17240630), (5, 13792504), (8, 8620315), (10, 6896252), (11, 6269320), (20, 3448126), (22, 3134660), (40, 1724063), (44, 1567330), (55, 1253864), (88, 783665), (110, 626932), (220, 313466), (440, 156733)]