61421260

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{12743}}^1$

素因数の和:12993

約数の個数: 24

約数和(自身を含む): 129530016

約数和(自身を除く): 68108756

約数列:

[1, 2, 4, 5, 10, 20, 241, 482, 964, 1205, 2410, 4820, 12743, 25486, 50972, 63715, 127430, 254860, 3071063, 6142126, 12284252, 15355315, 30710630, 61421260]

約数ペア:

[(1, 61421260), (2, 30710630), (4, 15355315), (5, 12284252), (10, 6142126), (20, 3071063), (241, 254860), (482, 127430), (964, 63715), (1205, 50972), (2410, 25486), (4820, 12743)]