23199820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{165713}}^1$

素因数の和:165729

約数の個数: 24

約数和(自身を含む): 55679904

約数和(自身を除く): 32480084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 165713, 331426, 662852, 828565, 1159991, 1657130, 2319982, 3314260, 4639964, 5799955, 11599910, 23199820]

約数ペア:

[(1, 23199820), (2, 11599910), (4, 5799955), (5, 4639964), (7, 3314260), (10, 2319982), (14, 1657130), (20, 1159991), (28, 828565), (35, 662852), (70, 331426), (140, 165713)]