1000280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1471}}^1$

素因数の和:1499

約数の個数: 32

約数和(自身を含む): 2384640

約数和(自身を除く): 1384360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 1471, 2942, 5884, 7355, 11768, 14710, 25007, 29420, 50014, 58840, 100028, 125035, 200056, 250070, 500140, 1000280]

約数ペア:

[(1, 1000280), (2, 500140), (4, 250070), (5, 200056), (8, 125035), (10, 100028), (17, 58840), (20, 50014), (34, 29420), (40, 25007), (68, 14710), (85, 11768), (136, 7355), (170, 5884), (340, 2942), (680, 1471)]