639331330

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{528373}}^1$

素因数の和:528402

約数の個数: 24

約数和(自身を含む): 1264927356

約数和(自身を除く): 625596026

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 528373, 1056746, 2641865, 5283730, 5812103, 11624206, 29060515, 58121030, 63933133, 127866266, 319665665, 639331330]

約数ペア:

[(1, 639331330), (2, 319665665), (5, 127866266), (10, 63933133), (11, 58121030), (22, 29060515), (55, 11624206), (110, 5812103), (121, 5283730), (242, 2641865), (605, 1056746), (1210, 528373)]