38459990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2851}}^1$

素因数の和:2948

約数の個数: 32

約数和(自身を含む): 73923840

約数和(自身を除く): 35463850

約数列:

[1, 2, 5, 10, 19, 38, 71, 95, 142, 190, 355, 710, 1349, 2698, 2851, 5702, 6745, 13490, 14255, 28510, 54169, 108338, 202421, 270845, 404842, 541690, 1012105, 2024210, 3845999, 7691998, 19229995, 38459990]

約数ペア:

[(1, 38459990), (2, 19229995), (5, 7691998), (10, 3845999), (19, 2024210), (38, 1012105), (71, 541690), (95, 404842), (142, 270845), (190, 202421), (355, 108338), (710, 54169), (1349, 28510), (2698, 14255), (2851, 13490), (5702, 6745)]