72700180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{519287}}^1$

素因数の和:519303

約数の個数: 24

約数和(自身を含む): 174480768

約数和(自身を除く): 101780588

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 519287, 1038574, 2077148, 2596435, 3635009, 5192870, 7270018, 10385740, 14540036, 18175045, 36350090, 72700180]

約数ペア:

[(1, 72700180), (2, 36350090), (4, 18175045), (5, 14540036), (7, 10385740), (10, 7270018), (14, 5192870), (20, 3635009), (28, 2596435), (35, 2077148), (70, 1038574), (140, 519287)]