2017855220

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{17791}}^1$

素因数の和:17960

約数の個数: 48

約数和(自身を含む): 4358043648

約数和(自身を除く): 2340188428

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 107, 212, 214, 265, 428, 530, 535, 1060, 1070, 2140, 5671, 11342, 17791, 22684, 28355, 35582, 56710, 71164, 88955, 113420, 177910, 355820, 942923, 1885846, 1903637, 3771692, 3807274, 4714615, 7614548, 9429230, 9518185, 18858460, 19036370, 38072740, 100892761, 201785522, 403571044, 504463805, 1008927610, 2017855220]

約数ペア:

[(1, 2017855220), (2, 1008927610), (4, 504463805), (5, 403571044), (10, 201785522), (20, 100892761), (53, 38072740), (106, 19036370), (107, 18858460), (212, 9518185), (214, 9429230), (265, 7614548), (428, 4714615), (530, 3807274), (535, 3771692), (1060, 1903637), (1070, 1885846), (2140, 942923), (5671, 355820), (11342, 177910), (17791, 113420), (22684, 88955), (28355, 71164), (35582, 56710)]