283340

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{457}}^1$

素因数の和:497

約数の個数: 24

約数和(自身を含む): 615552

約数和(自身を除く): 332212

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 457, 620, 914, 1828, 2285, 4570, 9140, 14167, 28334, 56668, 70835, 141670, 283340]

約数ペア:

[(1, 283340), (2, 141670), (4, 70835), (5, 56668), (10, 28334), (20, 14167), (31, 9140), (62, 4570), (124, 2285), (155, 1828), (310, 914), (457, 620)]