2902460

素因数分解:

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

素因数の和:266

約数の個数: 48

約数和(自身を含む): 6773760

約数和(自身を除く): 3871300

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 167, 220, 316, 334, 395, 668, 790, 835, 869, 1580, 1670, 1738, 1837, 3340, 3476, 3674, 4345, 7348, 8690, 9185, 13193, 17380, 18370, 26386, 36740, 52772, 65965, 131930, 145123, 263860, 290246, 580492, 725615, 1451230, 2902460]

約数ペア:

[(1, 2902460), (2, 1451230), (4, 725615), (5, 580492), (10, 290246), (11, 263860), (20, 145123), (22, 131930), (44, 65965), (55, 52772), (79, 36740), (110, 26386), (158, 18370), (167, 17380), (220, 13193), (316, 9185), (334, 8690), (395, 7348), (668, 4345), (790, 3674), (835, 3476), (869, 3340), (1580, 1837), (1670, 1738)]