212345810

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{947}}^1\times {\mathrm{1319}}^1$

素因数の和:2290

約数の個数: 32

約数和(自身を含む): 405440640

約数和(自身を除く): 193094830

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 947, 1319, 1894, 2638, 4735, 6595, 9470, 13190, 16099, 22423, 32198, 44846, 80495, 112115, 160990, 224230, 1249093, 2498186, 6245465, 12490930, 21234581, 42469162, 106172905, 212345810]

約数ペア:

[(1, 212345810), (2, 106172905), (5, 42469162), (10, 21234581), (17, 12490930), (34, 6245465), (85, 2498186), (170, 1249093), (947, 224230), (1319, 160990), (1894, 112115), (2638, 80495), (4735, 44846), (6595, 32198), (9470, 22423), (13190, 16099)]