790424080

素因数分解:

$2^4\times 5^1\times {\mathrm{9880301}}^1$

素因数の和:9880314

約数の個数: 20

約数和(自身を含む): 1837736172

約数和(自身を除く): 1047312092

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 9880301, 19760602, 39521204, 49401505, 79042408, 98803010, 158084816, 197606020, 395212040, 790424080]

約数ペア:

[(1, 790424080), (2, 395212040), (4, 197606020), (5, 158084816), (8, 98803010), (10, 79042408), (16, 49401505), (20, 39521204), (40, 19760602), (80, 9880301)]