858287560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1650553}}^1$

素因数の和:1650577

約数の個数: 32

約数和(自身を含む): 2079698040

約数和(自身を除く): 1221410480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 1650553, 3301106, 6602212, 8252765, 13204424, 16505530, 21457189, 33011060, 42914378, 66022120, 85828756, 107285945, 171657512, 214571890, 429143780, 858287560]

約数ペア:

[(1, 858287560), (2, 429143780), (4, 214571890), (5, 171657512), (8, 107285945), (10, 85828756), (13, 66022120), (20, 42914378), (26, 33011060), (40, 21457189), (52, 16505530), (65, 13204424), (104, 8252765), (130, 6602212), (260, 3301106), (520, 1650553)]