828443620

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{12413}}^1$

素因数の和:12540

約数の個数: 48

約数和(自身を含む): 1801916928

約数和(自身を除く): 973473308

約数列:

[1, 2, 4, 5, 10, 20, 47, 71, 94, 142, 188, 235, 284, 355, 470, 710, 940, 1420, 3337, 6674, 12413, 13348, 16685, 24826, 33370, 49652, 62065, 66740, 124130, 248260, 583411, 881323, 1166822, 1762646, 2333644, 2917055, 3525292, 4406615, 5834110, 8813230, 11668220, 17626460, 41422181, 82844362, 165688724, 207110905, 414221810, 828443620]

約数ペア:

[(1, 828443620), (2, 414221810), (4, 207110905), (5, 165688724), (10, 82844362), (20, 41422181), (47, 17626460), (71, 11668220), (94, 8813230), (142, 5834110), (188, 4406615), (235, 3525292), (284, 2917055), (355, 2333644), (470, 1762646), (710, 1166822), (940, 881323), (1420, 583411), (3337, 248260), (6674, 124130), (12413, 66740), (13348, 62065), (16685, 49652), (24826, 33370)]