20246060

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{521}}^1$

素因数の和:626

約数の個数: 48

約数和(自身を含む): 44724960

約数和(自身を除く): 24478900

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 67, 116, 134, 145, 268, 290, 335, 521, 580, 670, 1042, 1340, 1943, 2084, 2605, 3886, 5210, 7772, 9715, 10420, 15109, 19430, 30218, 34907, 38860, 60436, 69814, 75545, 139628, 151090, 174535, 302180, 349070, 698140, 1012303, 2024606, 4049212, 5061515, 10123030, 20246060]

約数ペア:

[(1, 20246060), (2, 10123030), (4, 5061515), (5, 4049212), (10, 2024606), (20, 1012303), (29, 698140), (58, 349070), (67, 302180), (116, 174535), (134, 151090), (145, 139628), (268, 75545), (290, 69814), (335, 60436), (521, 38860), (580, 34907), (670, 30218), (1042, 19430), (1340, 15109), (1943, 10420), (2084, 9715), (2605, 7772), (3886, 5210)]