80102020

素因数分解:

$2^2\times 5^1\times {\mathrm{587}}^1\times {\mathrm{6823}}^1$

素因数の和:7419

約数の個数: 24

約数和(自身を含む): 168525504

約数和(自身を除く): 88423484

約数列:

[1, 2, 4, 5, 10, 20, 587, 1174, 2348, 2935, 5870, 6823, 11740, 13646, 27292, 34115, 68230, 136460, 4005101, 8010202, 16020404, 20025505, 40051010, 80102020]

約数ペア:

[(1, 80102020), (2, 40051010), (4, 20025505), (5, 16020404), (10, 8010202), (20, 4005101), (587, 136460), (1174, 68230), (2348, 34115), (2935, 27292), (5870, 13646), (6823, 11740)]