395725990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{83663}}^1$

素因数の和:83724

約数の個数: 32

約数和(自身を含む): 795142656

約数和(自身を除く): 399416666

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 2365, 4730, 83663, 167326, 418315, 836630, 920293, 1840586, 3597509, 4601465, 7195018, 9202930, 17987545, 35975090, 39572599, 79145198, 197862995, 395725990]

約数ペア:

[(1, 395725990), (2, 197862995), (5, 79145198), (10, 39572599), (11, 35975090), (22, 17987545), (43, 9202930), (55, 7195018), (86, 4601465), (110, 3597509), (215, 1840586), (430, 920293), (473, 836630), (946, 418315), (2365, 167326), (4730, 83663)]