40016380

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{20627}}^1$

素因数の和:20733

約数の個数: 24

約数和(自身を含む): 84904848

約数和(自身を除く): 44888468

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 20627, 41254, 82508, 103135, 206270, 412540, 2000819, 4001638, 8003276, 10004095, 20008190, 40016380]

約数ペア:

[(1, 40016380), (2, 20008190), (4, 10004095), (5, 8003276), (10, 4001638), (20, 2000819), (97, 412540), (194, 206270), (388, 103135), (485, 82508), (970, 41254), (1940, 20627)]