52640780

素因数分解:

$2^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{5171}}^1$

素因数の和:5689

約数の個数: 24

約数和(自身を含む): 110784240

約数和(自身を除く): 58143460

約数列:

[1, 2, 4, 5, 10, 20, 509, 1018, 2036, 2545, 5090, 5171, 10180, 10342, 20684, 25855, 51710, 103420, 2632039, 5264078, 10528156, 13160195, 26320390, 52640780]

約数ペア:

[(1, 52640780), (2, 26320390), (4, 13160195), (5, 10528156), (10, 5264078), (20, 2632039), (509, 103420), (1018, 51710), (2036, 25855), (2545, 20684), (5090, 10342), (5171, 10180)]