201931860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{258887}}^1$

素因数の和:258912

約数の個数: 48

約数和(自身を含む): 608904576

約数和(自身を除く): 406972716

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 258887, 517774, 776661, 1035548, 1294435, 1553322, 2588870, 3106644, 3365531, 3883305, 5177740, 6731062, 7766610, 10096593, 13462124, 15533220, 16827655, 20193186, 33655310, 40386372, 50482965, 67310620, 100965930, 201931860]

約数ペア:

[(1, 201931860), (2, 100965930), (3, 67310620), (4, 50482965), (5, 40386372), (6, 33655310), (10, 20193186), (12, 16827655), (13, 15533220), (15, 13462124), (20, 10096593), (26, 7766610), (30, 6731062), (39, 5177740), (52, 3883305), (60, 3365531), (65, 3106644), (78, 2588870), (130, 1553322), (156, 1294435), (195, 1035548), (260, 776661), (390, 517774), (780, 258887)]