190211920

素因数分解:

$2^4\times 5^1\times {\mathrm{1193}}^1\times {\mathrm{1993}}^1$

素因数の和:3199

約数の個数: 40

約数和(自身を含む): 442835496

約数和(自身を除く): 252623576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1193, 1993, 2386, 3986, 4772, 5965, 7972, 9544, 9965, 11930, 15944, 19088, 19930, 23860, 31888, 39860, 47720, 79720, 95440, 159440, 2377649, 4755298, 9510596, 11888245, 19021192, 23776490, 38042384, 47552980, 95105960, 190211920]

約数ペア:

[(1, 190211920), (2, 95105960), (4, 47552980), (5, 38042384), (8, 23776490), (10, 19021192), (16, 11888245), (20, 9510596), (40, 4755298), (80, 2377649), (1193, 159440), (1993, 95440), (2386, 79720), (3986, 47720), (4772, 39860), (5965, 31888), (7972, 23860), (9544, 19930), (9965, 19088), (11930, 15944)]