38841520

素因数分解:

$2^4\times 5^1\times {\mathrm{485519}}^1$

素因数の和:485532

約数の個数: 20

約数和(自身を含む): 90306720

約数和(自身を除く): 51465200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 485519, 971038, 1942076, 2427595, 3884152, 4855190, 7768304, 9710380, 19420760, 38841520]

約数ペア:

[(1, 38841520), (2, 19420760), (4, 9710380), (5, 7768304), (8, 4855190), (10, 3884152), (16, 2427595), (20, 1942076), (40, 971038), (80, 485519)]