12413020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20021}}^1$

素因数の和:20061

約数の個数: 24

約数和(自身を含む): 26909568

約数和(自身を除く): 14496548

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 20021, 40042, 80084, 100105, 200210, 400420, 620651, 1241302, 2482604, 3103255, 6206510, 12413020]

約数ペア:

[(1, 12413020), (2, 6206510), (4, 3103255), (5, 2482604), (10, 1241302), (20, 620651), (31, 400420), (62, 200210), (124, 100105), (155, 80084), (310, 40042), (620, 20021)]