284343220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2031023}}^1$

素因数の和:2031039

約数の個数: 24

約数和(自身を含む): 682424064

約数和(自身を除く): 398080844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2031023, 4062046, 8124092, 10155115, 14217161, 20310230, 28434322, 40620460, 56868644, 71085805, 142171610, 284343220]

約数ペア:

[(1, 284343220), (2, 142171610), (4, 71085805), (5, 56868644), (7, 40620460), (10, 28434322), (14, 20310230), (20, 14217161), (28, 10155115), (35, 8124092), (70, 4062046), (140, 2031023)]