181114540

素因数分解:

$2^2\times 5^1\times {\mathrm{1399}}^1\times {\mathrm{6473}}^1$

素因数の和:7881

約数の個数: 24

約数和(自身を含む): 380671200

約数和(自身を除く): 199556660

約数列:

[1, 2, 4, 5, 10, 20, 1399, 2798, 5596, 6473, 6995, 12946, 13990, 25892, 27980, 32365, 64730, 129460, 9055727, 18111454, 36222908, 45278635, 90557270, 181114540]

約数ペア:

[(1, 181114540), (2, 90557270), (4, 45278635), (5, 36222908), (10, 18111454), (20, 9055727), (1399, 129460), (2798, 64730), (5596, 32365), (6473, 27980), (6995, 25892), (12946, 13990)]