850020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{457}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 2462208

約数和(自身を除く): 1612188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 457, 465, 620, 914, 930, 1371, 1828, 1860, 2285, 2742, 4570, 5484, 6855, 9140, 13710, 14167, 27420, 28334, 42501, 56668, 70835, 85002, 141670, 170004, 212505, 283340, 425010, 850020]

約数ペア:

[(1, 850020), (2, 425010), (3, 283340), (4, 212505), (5, 170004), (6, 141670), (10, 85002), (12, 70835), (15, 56668), (20, 42501), (30, 28334), (31, 27420), (60, 14167), (62, 13710), (93, 9140), (124, 6855), (155, 5484), (186, 4570), (310, 2742), (372, 2285), (457, 1860), (465, 1828), (620, 1371), (914, 930)]