57891490

素因数分解:

$2^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{21521}}^1$

素因数の和:21797

約数の個数: 16

約数和(自身を含む): 104596920

約数和(自身を除く): 46705430

約数列:

[1, 2, 5, 10, 269, 538, 1345, 2690, 21521, 43042, 107605, 215210, 5789149, 11578298, 28945745, 57891490]

約数ペア:

[(1, 57891490), (2, 28945745), (5, 11578298), (10, 5789149), (269, 215210), (538, 107605), (1345, 43042), (2690, 21521)]