11520740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{7481}}^1$

素因数の和:7508

約数の個数: 48

約数和(自身を含む): 30167424

約数和(自身を除く): 18646684

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 7481, 14962, 29924, 37405, 52367, 74810, 82291, 104734, 149620, 164582, 209468, 261835, 329164, 411455, 523670, 576037, 822910, 1047340, 1152074, 1645820, 2304148, 2880185, 5760370, 11520740]

約数ペア:

[(1, 11520740), (2, 5760370), (4, 2880185), (5, 2304148), (7, 1645820), (10, 1152074), (11, 1047340), (14, 822910), (20, 576037), (22, 523670), (28, 411455), (35, 329164), (44, 261835), (55, 209468), (70, 164582), (77, 149620), (110, 104734), (140, 82291), (154, 74810), (220, 52367), (308, 37405), (385, 29924), (770, 14962), (1540, 7481)]