8205014740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31557749}}^1$

素因数の和:31557771

約数の個数: 24

約数和(自身を含む): 18555957000

約数和(自身を除く): 10350942260

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 31557749, 63115498, 126230996, 157788745, 315577490, 410250737, 631154980, 820501474, 1641002948, 2051253685, 4102507370, 8205014740]

約数ペア:

[(1, 8205014740), (2, 4102507370), (4, 2051253685), (5, 1641002948), (10, 820501474), (13, 631154980), (20, 410250737), (26, 315577490), (52, 157788745), (65, 126230996), (130, 63115498), (260, 31557749)]