15691338160

素因数分解:

$2^4\times 5^1\times {\mathrm{196141727}}^1$

素因数の和:196141740

約数の個数: 20

約数和(自身を含む): 36482361408

約数和(自身を除く): 20791023248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 196141727, 392283454, 784566908, 980708635, 1569133816, 1961417270, 3138267632, 3922834540, 7845669080, 15691338160]

約数ペア:

[(1, 15691338160), (2, 7845669080), (4, 3922834540), (5, 3138267632), (8, 1961417270), (10, 1569133816), (16, 980708635), (20, 784566908), (40, 392283454), (80, 196141727)]