31393340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{142697}}^1$

素因数の和:142717

約数の個数: 24

約数和(自身を含む): 71919792

約数和(自身を除く): 40526452

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 142697, 285394, 570788, 713485, 1426970, 1569667, 2853940, 3139334, 6278668, 7848335, 15696670, 31393340]

約数ペア:

[(1, 31393340), (2, 15696670), (4, 7848335), (5, 6278668), (10, 3139334), (11, 2853940), (20, 1569667), (22, 1426970), (44, 713485), (55, 570788), (110, 285394), (220, 142697)]