31253540

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{13829}}^1$

素因数の和:13951

約数の個数: 24

約数和(自身を含む): 66218040

約数和(自身を除く): 34964500

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 13829, 27658, 55316, 69145, 138290, 276580, 1562677, 3125354, 6250708, 7813385, 15626770, 31253540]

約数ペア:

[(1, 31253540), (2, 15626770), (4, 7813385), (5, 6250708), (10, 3125354), (20, 1562677), (113, 276580), (226, 138290), (452, 69145), (565, 55316), (1130, 27658), (2260, 13829)]