412641520

素因数分解:

$2^4\times 5^1\times {\mathrm{5158019}}^1$

素因数の和:5158032

約数の個数: 20

約数和(自身を含む): 959391720

約数和(自身を除く): 546750200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 5158019, 10316038, 20632076, 25790095, 41264152, 51580190, 82528304, 103160380, 206320760, 412641520]

約数ペア:

[(1, 412641520), (2, 206320760), (4, 103160380), (5, 82528304), (8, 51580190), (10, 41264152), (16, 25790095), (20, 20632076), (40, 10316038), (80, 5158019)]