201390790

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{9781}}^1$

素因数の和:9888

約数の個数: 32

約数和(自身を含む): 380324160

約数和(自身を除く): 178933370

約数列:

[1, 2, 5, 10, 29, 58, 71, 142, 145, 290, 355, 710, 2059, 4118, 9781, 10295, 19562, 20590, 48905, 97810, 283649, 567298, 694451, 1388902, 1418245, 2836490, 3472255, 6944510, 20139079, 40278158, 100695395, 201390790]

約数ペア:

[(1, 201390790), (2, 100695395), (5, 40278158), (10, 20139079), (29, 6944510), (58, 3472255), (71, 2836490), (142, 1418245), (145, 1388902), (290, 694451), (355, 567298), (710, 283649), (2059, 97810), (4118, 48905), (9781, 20590), (10295, 19562)]