208935804580

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{132237851}}^1$

素因数の和:132237939

約数の個数: 24

約数和(自身を含む): 444319182720

約数和(自身を除く): 235383378140

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 132237851, 264475702, 528951404, 661189255, 1322378510, 2644757020, 10446790229, 20893580458, 41787160916, 52233951145, 104467902290, 208935804580]

約数ペア:

[(1, 208935804580), (2, 104467902290), (4, 52233951145), (5, 41787160916), (10, 20893580458), (20, 10446790229), (79, 2644757020), (158, 1322378510), (316, 661189255), (395, 528951404), (790, 264475702), (1580, 132237851)]