23171540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{165511}}^1$

素因数の和:165527

約数の個数: 24

約数和(自身を含む): 55612032

約数和(自身を除く): 32440492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 165511, 331022, 662044, 827555, 1158577, 1655110, 2317154, 3310220, 4634308, 5792885, 11585770, 23171540]

約数ペア:

[(1, 23171540), (2, 11585770), (4, 5792885), (5, 4634308), (7, 3310220), (10, 2317154), (14, 1655110), (20, 1158577), (28, 827555), (35, 662044), (70, 331022), (140, 165511)]