22255280

素因数分解:

$2^4\times 5^1\times {\mathrm{278191}}^1$

素因数の和:278204

約数の個数: 20

約数和(自身を含む): 51743712

約数和(自身を除く): 29488432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 278191, 556382, 1112764, 1390955, 2225528, 2781910, 4451056, 5563820, 11127640, 22255280]

約数ペア:

[(1, 22255280), (2, 11127640), (4, 5563820), (5, 4451056), (8, 2781910), (10, 2225528), (16, 1390955), (20, 1112764), (40, 556382), (80, 278191)]