31927060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{167}}^1$

素因数の和:277

約数の個数: 72

約数和(自身を含む): 75075840

約数和(自身を除く): 43148780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 121, 158, 167, 220, 242, 316, 334, 395, 484, 605, 668, 790, 835, 869, 1210, 1580, 1670, 1738, 1837, 2420, 3340, 3476, 3674, 4345, 7348, 8690, 9185, 9559, 13193, 17380, 18370, 19118, 20207, 26386, 36740, 38236, 40414, 47795, 52772, 65965, 80828, 95590, 101035, 131930, 145123, 191180, 202070, 263860, 290246, 404140, 580492, 725615, 1451230, 1596353, 2902460, 3192706, 6385412, 7981765, 15963530, 31927060]

約数ペア:

[(1, 31927060), (2, 15963530), (4, 7981765), (5, 6385412), (10, 3192706), (11, 2902460), (20, 1596353), (22, 1451230), (44, 725615), (55, 580492), (79, 404140), (110, 290246), (121, 263860), (158, 202070), (167, 191180), (220, 145123), (242, 131930), (316, 101035), (334, 95590), (395, 80828), (484, 65965), (605, 52772), (668, 47795), (790, 40414), (835, 38236), (869, 36740), (1210, 26386), (1580, 20207), (1670, 19118), (1738, 18370), (1837, 17380), (2420, 13193), (3340, 9559), (3476, 9185), (3674, 8690), (4345, 7348)]