12844540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20717}}^1$

素因数の和:20757

約数の個数: 24

約数和(自身を含む): 27844992

約数和(自身を除く): 15000452

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 20717, 41434, 82868, 103585, 207170, 414340, 642227, 1284454, 2568908, 3211135, 6422270, 12844540]

約数ペア:

[(1, 12844540), (2, 6422270), (4, 3211135), (5, 2568908), (10, 1284454), (20, 642227), (31, 414340), (62, 207170), (124, 103585), (155, 82868), (310, 41434), (620, 20717)]