54477680

素因数分解:

$2^4\times 5^1\times {\mathrm{680971}}^1$

素因数の和:680984

約数の個数: 20

約数和(自身を含む): 126660792

約数和(自身を除く): 72183112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 680971, 1361942, 2723884, 3404855, 5447768, 6809710, 10895536, 13619420, 27238840, 54477680]

約数ペア:

[(1, 54477680), (2, 27238840), (4, 13619420), (5, 10895536), (8, 6809710), (10, 5447768), (16, 3404855), (20, 2723884), (40, 1361942), (80, 680971)]