1689224740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1609}}^1\times {\mathrm{7499}}^1$

素因数の和:9124

約数の個数: 48

約数和(自身を含む): 4057200000

約数和(自身を除く): 2367975260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1609, 3218, 6436, 7499, 8045, 11263, 14998, 16090, 22526, 29996, 32180, 37495, 45052, 52493, 56315, 74990, 104986, 112630, 149980, 209972, 225260, 262465, 524930, 1049860, 12065891, 24131782, 48263564, 60329455, 84461237, 120658910, 168922474, 241317820, 337844948, 422306185, 844612370, 1689224740]

約数ペア:

[(1, 1689224740), (2, 844612370), (4, 422306185), (5, 337844948), (7, 241317820), (10, 168922474), (14, 120658910), (20, 84461237), (28, 60329455), (35, 48263564), (70, 24131782), (140, 12065891), (1609, 1049860), (3218, 524930), (6436, 262465), (7499, 225260), (8045, 209972), (11263, 149980), (14998, 112630), (16090, 104986), (22526, 74990), (29996, 56315), (32180, 52493), (37495, 45052)]