28038640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{50069}}^1$

素因数の和:50089

約数の個数: 40

約数和(自身を含む): 74504160

約数和(自身を除く): 46465520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 50069, 100138, 200276, 250345, 350483, 400552, 500690, 700966, 801104, 1001380, 1401932, 1752415, 2002760, 2803864, 3504830, 4005520, 5607728, 7009660, 14019320, 28038640]

約数ペア:

[(1, 28038640), (2, 14019320), (4, 7009660), (5, 5607728), (7, 4005520), (8, 3504830), (10, 2803864), (14, 2002760), (16, 1752415), (20, 1401932), (28, 1001380), (35, 801104), (40, 700966), (56, 500690), (70, 400552), (80, 350483), (112, 250345), (140, 200276), (280, 100138), (560, 50069)]