7996820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{30757}}^1$

素因数の和:30779

約数の個数: 24

約数和(自身を含む): 18085704

約数和(自身を除く): 10088884

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 30757, 61514, 123028, 153785, 307570, 399841, 615140, 799682, 1599364, 1999205, 3998410, 7996820]

約数ペア:

[(1, 7996820), (2, 3998410), (4, 1999205), (5, 1599364), (10, 799682), (13, 615140), (20, 399841), (26, 307570), (52, 153785), (65, 123028), (130, 61514), (260, 30757)]