4291640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3461}}^1$

素因数の和:3503

約数の個数: 32

約数和(自身を含む): 9970560

約数和(自身を除く): 5678920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 3461, 6922, 13844, 17305, 27688, 34610, 69220, 107291, 138440, 214582, 429164, 536455, 858328, 1072910, 2145820, 4291640]

約数ペア:

[(1, 4291640), (2, 2145820), (4, 1072910), (5, 858328), (8, 536455), (10, 429164), (20, 214582), (31, 138440), (40, 107291), (62, 69220), (124, 34610), (155, 27688), (248, 17305), (310, 13844), (620, 6922), (1240, 3461)]