220687030

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{17783}}^1$

素因数の和:17880

約数の個数: 32

約数和(自身を含む): 426389184

約数和(自身を除く): 205702154

約数列:

[1, 2, 5, 10, 17, 34, 73, 85, 146, 170, 365, 730, 1241, 2482, 6205, 12410, 17783, 35566, 88915, 177830, 302311, 604622, 1298159, 1511555, 2596318, 3023110, 6490795, 12981590, 22068703, 44137406, 110343515, 220687030]

約数ペア:

[(1, 220687030), (2, 110343515), (5, 44137406), (10, 22068703), (17, 12981590), (34, 6490795), (73, 3023110), (85, 2596318), (146, 1511555), (170, 1298159), (365, 604622), (730, 302311), (1241, 177830), (2482, 88915), (6205, 35566), (12410, 17783)]