20462110

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1907}}^1$

素因数の和:1980

約数の個数: 32

約数和(自身を含む): 39152160

約数和(自身を除く): 18690050

約数列:

[1, 2, 5, 10, 29, 37, 58, 74, 145, 185, 290, 370, 1073, 1907, 2146, 3814, 5365, 9535, 10730, 19070, 55303, 70559, 110606, 141118, 276515, 352795, 553030, 705590, 2046211, 4092422, 10231055, 20462110]

約数ペア:

[(1, 20462110), (2, 10231055), (5, 4092422), (10, 2046211), (29, 705590), (37, 553030), (58, 352795), (74, 276515), (145, 141118), (185, 110606), (290, 70559), (370, 55303), (1073, 19070), (1907, 10730), (2146, 9535), (3814, 5365)]