128961580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{586189}}^1$

素因数の和:586209

約数の個数: 24

約数和(自身を含む): 295439760

約数和(自身を除く): 166478180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 586189, 1172378, 2344756, 2930945, 5861890, 6448079, 11723780, 12896158, 25792316, 32240395, 64480790, 128961580]

約数ペア:

[(1, 128961580), (2, 64480790), (4, 32240395), (5, 25792316), (10, 12896158), (11, 11723780), (20, 6448079), (22, 5861890), (44, 2930945), (55, 2344756), (110, 1172378), (220, 586189)]