38421140

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{12893}}^1$

素因数の和:13051

約数の個数: 24

約数和(自身を含む): 81232200

約数和(自身を除く): 42811060

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 12893, 25786, 51572, 64465, 128930, 257860, 1921057, 3842114, 7684228, 9605285, 19210570, 38421140]

約数ペア:

[(1, 38421140), (2, 19210570), (4, 9605285), (5, 7684228), (10, 3842114), (20, 1921057), (149, 257860), (298, 128930), (596, 64465), (745, 51572), (1490, 25786), (2980, 12893)]