3900530

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1$

素因数の和:290

約数の個数: 32

約数和(自身を含む): 7375104

約数和(自身を除く): 3474574

約数列:

[1, 2, 5, 10, 43, 47, 86, 94, 193, 215, 235, 386, 430, 470, 965, 1930, 2021, 4042, 8299, 9071, 10105, 16598, 18142, 20210, 41495, 45355, 82990, 90710, 390053, 780106, 1950265, 3900530]

約数ペア:

[(1, 3900530), (2, 1950265), (5, 780106), (10, 390053), (43, 90710), (47, 82990), (86, 45355), (94, 41495), (193, 20210), (215, 18142), (235, 16598), (386, 10105), (430, 9071), (470, 8299), (965, 4042), (1930, 2021)]