39841420

素因数分解:

$2^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{8699}}^1$

素因数の和:8937

約数の個数: 24

約数和(自身を含む): 84042000

約数和(自身を除く): 44200580

約数列:

[1, 2, 4, 5, 10, 20, 229, 458, 916, 1145, 2290, 4580, 8699, 17398, 34796, 43495, 86990, 173980, 1992071, 3984142, 7968284, 9960355, 19920710, 39841420]

約数ペア:

[(1, 39841420), (2, 19920710), (4, 9960355), (5, 7968284), (10, 3984142), (20, 1992071), (229, 173980), (458, 86990), (916, 43495), (1145, 34796), (2290, 17398), (4580, 8699)]