22842640

素因数分解:

$2^4\times 5^1\times {\mathrm{285533}}^1$

素因数の和:285546

約数の個数: 20

約数和(自身を含む): 53109324

約数和(自身を除く): 30266684

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 285533, 571066, 1142132, 1427665, 2284264, 2855330, 4568528, 5710660, 11421320, 22842640]

約数ペア:

[(1, 22842640), (2, 11421320), (4, 5710660), (5, 4568528), (8, 2855330), (10, 2284264), (16, 1427665), (20, 1142132), (40, 571066), (80, 285533)]