209510700220

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{132601709}}^1$

素因数の和:132601797

約数の個数: 24

約数和(自身を含む): 445541745600

約数和(自身を除く): 236031045380

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 132601709, 265203418, 530406836, 663008545, 1326017090, 2652034180, 10475535011, 20951070022, 41902140044, 52377675055, 104755350110, 209510700220]

約数ペア:

[(1, 209510700220), (2, 104755350110), (4, 52377675055), (5, 41902140044), (10, 20951070022), (20, 10475535011), (79, 2652034180), (158, 1326017090), (316, 663008545), (395, 530406836), (790, 265203418), (1580, 132601709)]