40981808

素因数分解:

$2^4\times 7^1\times {\mathrm{239}}^1\times {\mathrm{1531}}^1$

素因数の和:1785

約数の個数: 40

約数和(自身を含む): 91184640

約数和(自身を除く): 50202832

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 239, 478, 956, 1531, 1673, 1912, 3062, 3346, 3824, 6124, 6692, 10717, 12248, 13384, 21434, 24496, 26768, 42868, 85736, 171472, 365909, 731818, 1463636, 2561363, 2927272, 5122726, 5854544, 10245452, 20490904, 40981808]

約数ペア:

[(1, 40981808), (2, 20490904), (4, 10245452), (7, 5854544), (8, 5122726), (14, 2927272), (16, 2561363), (28, 1463636), (56, 731818), (112, 365909), (239, 171472), (478, 85736), (956, 42868), (1531, 26768), (1673, 24496), (1912, 21434), (3062, 13384), (3346, 12248), (3824, 10717), (6124, 6692)]