20124881470

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1783}}^1\times {\mathrm{38921}}^1$

素因数の和:40740

約数の個数: 32

約数和(自身を含む): 37495897920

約数和(自身を除く): 17371016450

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 1783, 3566, 8915, 17830, 38921, 51707, 77842, 103414, 194605, 258535, 389210, 517070, 1128709, 2257418, 5643545, 11287090, 69396143, 138792286, 346980715, 693961430, 2012488147, 4024976294, 10062440735, 20124881470]

約数ペア:

[(1, 20124881470), (2, 10062440735), (5, 4024976294), (10, 2012488147), (29, 693961430), (58, 346980715), (145, 138792286), (290, 69396143), (1783, 11287090), (3566, 5643545), (8915, 2257418), (17830, 1128709), (38921, 517070), (51707, 389210), (77842, 258535), (103414, 194605)]