20065110

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51449}}^1$

素因数の和:51472

約数の個数: 32

約数和(自身を含む): 51861600

約数和(自身を除く): 31796490

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 51449, 102898, 154347, 257245, 308694, 514490, 668837, 771735, 1337674, 1543470, 2006511, 3344185, 4013022, 6688370, 10032555, 20065110]

約数ペア:

[(1, 20065110), (2, 10032555), (3, 6688370), (5, 4013022), (6, 3344185), (10, 2006511), (13, 1543470), (15, 1337674), (26, 771735), (30, 668837), (39, 514490), (65, 308694), (78, 257245), (130, 154347), (195, 102898), (390, 51449)]