20003170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{4229}}^1$

素因数の和:4290

約数の個数: 32

約数和(自身を含む): 40201920

約数和(自身を除く): 20198750

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 2365, 4229, 4730, 8458, 21145, 42290, 46519, 93038, 181847, 232595, 363694, 465190, 909235, 1818470, 2000317, 4000634, 10001585, 20003170]

約数ペア:

[(1, 20003170), (2, 10001585), (5, 4000634), (10, 2000317), (11, 1818470), (22, 909235), (43, 465190), (55, 363694), (86, 232595), (110, 181847), (215, 93038), (430, 46519), (473, 42290), (946, 21145), (2365, 8458), (4229, 4730)]