30440740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{773}}^1$

素因数の和:972

約数の個数: 48

約数和(自身を含む): 70217280

約数和(自身を除く): 39776540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 179, 220, 358, 716, 773, 895, 1546, 1790, 1969, 3092, 3580, 3865, 3938, 7730, 7876, 8503, 9845, 15460, 17006, 19690, 34012, 39380, 42515, 85030, 138367, 170060, 276734, 553468, 691835, 1383670, 1522037, 2767340, 3044074, 6088148, 7610185, 15220370, 30440740]

約数ペア:

[(1, 30440740), (2, 15220370), (4, 7610185), (5, 6088148), (10, 3044074), (11, 2767340), (20, 1522037), (22, 1383670), (44, 691835), (55, 553468), (110, 276734), (179, 170060), (220, 138367), (358, 85030), (716, 42515), (773, 39380), (895, 34012), (1546, 19690), (1790, 17006), (1969, 15460), (3092, 9845), (3580, 8503), (3865, 7876), (3938, 7730)]