3963740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{419}}^1$

素因数の和:482

約数の個数: 48

約数和(自身を含む): 9313920

約数和(自身を除く): 5350180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 419, 430, 473, 838, 860, 946, 1676, 1892, 2095, 2365, 4190, 4609, 4730, 8380, 9218, 9460, 18017, 18436, 23045, 36034, 46090, 72068, 90085, 92180, 180170, 198187, 360340, 396374, 792748, 990935, 1981870, 3963740]

約数ペア:

[(1, 3963740), (2, 1981870), (4, 990935), (5, 792748), (10, 396374), (11, 360340), (20, 198187), (22, 180170), (43, 92180), (44, 90085), (55, 72068), (86, 46090), (110, 36034), (172, 23045), (215, 18436), (220, 18017), (419, 9460), (430, 9218), (473, 8380), (838, 4730), (860, 4609), (946, 4190), (1676, 2365), (1892, 2095)]