828085240

素因数分解:

$2^3\times 5^1\times {\mathrm{20702131}}^1$

素因数の和:20702142

約数の個数: 16

約数和(自身を含む): 1863191880

約数和(自身を除く): 1035106640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 20702131, 41404262, 82808524, 103510655, 165617048, 207021310, 414042620, 828085240]

約数ペア:

[(1, 828085240), (2, 414042620), (4, 207021310), (5, 165617048), (8, 103510655), (10, 82808524), (20, 41404262), (40, 20702131)]