28431020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{49019}}^1$

素因数の和:49057

約数の個数: 24

約数和(自身を含む): 61765200

約数和(自身を除く): 33334180

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 49019, 98038, 196076, 245095, 490190, 980380, 1421551, 2843102, 5686204, 7107755, 14215510, 28431020]

約数ペア:

[(1, 28431020), (2, 14215510), (4, 7107755), (5, 5686204), (10, 2843102), (20, 1421551), (29, 980380), (58, 490190), (116, 245095), (145, 196076), (290, 98038), (580, 49019)]