253447720

素因数分解:

$2^3\times 5^1\times {\mathrm{6336193}}^1$

素因数の和:6336204

約数の個数: 16

約数和(自身を含む): 570257460

約数和(自身を除く): 316809740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6336193, 12672386, 25344772, 31680965, 50689544, 63361930, 126723860, 253447720]

約数ペア:

[(1, 253447720), (2, 126723860), (4, 63361930), (5, 50689544), (8, 31680965), (10, 25344772), (20, 12672386), (40, 6336193)]