207471380

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{131311}}^1$

素因数の和:131399

約数の個数: 24

約数和(自身を含む): 441208320

約数和(自身を除く): 233736940

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 131311, 262622, 525244, 656555, 1313110, 2626220, 10373569, 20747138, 41494276, 51867845, 103735690, 207471380]

約数ペア:

[(1, 207471380), (2, 103735690), (4, 51867845), (5, 41494276), (10, 20747138), (20, 10373569), (79, 2626220), (158, 1313110), (316, 656555), (395, 525244), (790, 262622), (1580, 131311)]