2879020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3511}}^1$

素因数の和:3561

約数の個数: 24

約数和(自身を含む): 6195168

約数和(自身を除く): 3316148

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 3511, 7022, 14044, 17555, 35110, 70220, 143951, 287902, 575804, 719755, 1439510, 2879020]

約数ペア:

[(1, 2879020), (2, 1439510), (4, 719755), (5, 575804), (10, 287902), (20, 143951), (41, 70220), (82, 35110), (164, 17555), (205, 14044), (410, 7022), (820, 3511)]