208334590

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{2111}}^1$

素因数の和:2328

約数の個数: 32

約数和(自身を含む): 383201280

約数和(自身を除く): 174866690

約数列:

[1, 2, 5, 10, 71, 139, 142, 278, 355, 695, 710, 1390, 2111, 4222, 9869, 10555, 19738, 21110, 49345, 98690, 149881, 293429, 299762, 586858, 749405, 1467145, 1498810, 2934290, 20833459, 41666918, 104167295, 208334590]

約数ペア:

[(1, 208334590), (2, 104167295), (5, 41666918), (10, 20833459), (71, 2934290), (139, 1498810), (142, 1467145), (278, 749405), (355, 586858), (695, 299762), (710, 293429), (1390, 149881), (2111, 98690), (4222, 49345), (9869, 21110), (10555, 19738)]