556760

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{449}}^1$

素因数の和:491

約数の個数: 32

約数和(自身を含む): 1296000

約数和(自身を除く): 739240

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 449, 620, 898, 1240, 1796, 2245, 3592, 4490, 8980, 13919, 17960, 27838, 55676, 69595, 111352, 139190, 278380, 556760]

約数ペア:

[(1, 556760), (2, 278380), (4, 139190), (5, 111352), (8, 69595), (10, 55676), (20, 27838), (31, 17960), (40, 13919), (62, 8980), (124, 4490), (155, 3592), (248, 2245), (310, 1796), (449, 1240), (620, 898)]