1330457780

素因数分解:

$2^2\times 5^1\times {\mathrm{757}}^1\times {\mathrm{87877}}^1$

素因数の和:88643

約数の個数: 24

約数和(自身を含む): 2797684008

約数和(自身を除く): 1467226228

約数列:

[1, 2, 4, 5, 10, 20, 757, 1514, 3028, 3785, 7570, 15140, 87877, 175754, 351508, 439385, 878770, 1757540, 66522889, 133045778, 266091556, 332614445, 665228890, 1330457780]

約数ペア:

[(1, 1330457780), (2, 665228890), (4, 332614445), (5, 266091556), (10, 133045778), (20, 66522889), (757, 1757540), (1514, 878770), (3028, 439385), (3785, 351508), (7570, 175754), (15140, 87877)]