42738320

素因数分解:

$2^4\times 5^1\times {\mathrm{534229}}^1$

素因数の和:534242

約数の個数: 20

約数和(自身を含む): 99366780

約数和(自身を除く): 56628460

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 534229, 1068458, 2136916, 2671145, 4273832, 5342290, 8547664, 10684580, 21369160, 42738320]

約数ペア:

[(1, 42738320), (2, 21369160), (4, 10684580), (5, 8547664), (8, 5342290), (10, 4273832), (16, 2671145), (20, 2136916), (40, 1068458), (80, 534229)]