621162020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1019}}^1\times {\mathrm{1051}}^1$

素因数の和:2108

約数の個数: 48

約数和(自身を含む): 1352030400

約数和(自身を除く): 730868380

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 1019, 1051, 2038, 2102, 4076, 4204, 5095, 5255, 10190, 10510, 20380, 21020, 29551, 30479, 59102, 60958, 118204, 121916, 147755, 152395, 295510, 304790, 591020, 609580, 1070969, 2141938, 4283876, 5354845, 10709690, 21419380, 31058101, 62116202, 124232404, 155290505, 310581010, 621162020]

約数ペア:

[(1, 621162020), (2, 310581010), (4, 155290505), (5, 124232404), (10, 62116202), (20, 31058101), (29, 21419380), (58, 10709690), (116, 5354845), (145, 4283876), (290, 2141938), (580, 1070969), (1019, 609580), (1051, 591020), (2038, 304790), (2102, 295510), (4076, 152395), (4204, 147755), (5095, 121916), (5255, 118204), (10190, 60958), (10510, 59102), (20380, 30479), (21020, 29551)]