1631540

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{97}}^1$

素因数の和:164

約数の個数: 36

約数和(自身を含む): 3585036

約数和(自身を除く): 1953496

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 97, 116, 145, 194, 290, 388, 485, 580, 841, 970, 1682, 1940, 2813, 3364, 4205, 5626, 8410, 11252, 14065, 16820, 28130, 56260, 81577, 163154, 326308, 407885, 815770, 1631540]

約数ペア:

[(1, 1631540), (2, 815770), (4, 407885), (5, 326308), (10, 163154), (20, 81577), (29, 56260), (58, 28130), (97, 16820), (116, 14065), (145, 11252), (194, 8410), (290, 5626), (388, 4205), (485, 3364), (580, 2813), (841, 1940), (970, 1682)]