40893520

素因数分解:

$2^4\times 5^1\times {\mathrm{511169}}^1$

素因数の和:511182

約数の個数: 20

約数和(自身を含む): 95077620

約数和(自身を除く): 54184100

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 511169, 1022338, 2044676, 2555845, 4089352, 5111690, 8178704, 10223380, 20446760, 40893520]

約数ペア:

[(1, 40893520), (2, 20446760), (4, 10223380), (5, 8178704), (8, 5111690), (10, 4089352), (16, 2555845), (20, 2044676), (40, 1022338), (80, 511169)]