20007830

素因数分解:

$2^1\times 5^1\times {\mathrm{479}}^1\times {\mathrm{4177}}^1$

素因数の和:4663

約数の個数: 16

約数和(自身を含む): 36097920

約数和(自身を除く): 16090090

約数列:

[1, 2, 5, 10, 479, 958, 2395, 4177, 4790, 8354, 20885, 41770, 2000783, 4001566, 10003915, 20007830]

約数ペア:

[(1, 20007830), (2, 10003915), (5, 4001566), (10, 2000783), (479, 41770), (958, 20885), (2395, 8354), (4177, 4790)]