12699490

素因数分解:

$2^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{4721}}^1$

素因数の和:4997

約数の個数: 16

約数和(自身を含む): 22948920

約数和(自身を除く): 10249430

約数列:

[1, 2, 5, 10, 269, 538, 1345, 2690, 4721, 9442, 23605, 47210, 1269949, 2539898, 6349745, 12699490]

約数ペア:

[(1, 12699490), (2, 6349745), (5, 2539898), (10, 1269949), (269, 47210), (538, 23605), (1345, 9442), (2690, 4721)]