416348540

素因数分解:

$2^2\times 5^1\times {\mathrm{20817427}}^1$

素因数の和:20817436

約数の個数: 12

約数和(自身を含む): 874331976

約数和(自身を除く): 457983436

約数列:

[1, 2, 4, 5, 10, 20, 20817427, 41634854, 83269708, 104087135, 208174270, 416348540]

約数ペア:

[(1, 416348540), (2, 208174270), (4, 104087135), (5, 83269708), (10, 41634854), (20, 20817427)]