61691080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{140207}}^1$

素因数の和:140229

約数の個数: 32

約数和(自身を含む): 151424640

約数和(自身を除く): 89733560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 140207, 280414, 560828, 701035, 1121656, 1402070, 1542277, 2804140, 3084554, 5608280, 6169108, 7711385, 12338216, 15422770, 30845540, 61691080]

約数ペア:

[(1, 61691080), (2, 30845540), (4, 15422770), (5, 12338216), (8, 7711385), (10, 6169108), (11, 5608280), (20, 3084554), (22, 2804140), (40, 1542277), (44, 1402070), (55, 1121656), (88, 701035), (110, 560828), (220, 280414), (440, 140207)]