29972990

素因数分解:

$2^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{12541}}^1$

素因数の和:12787

約数の個数: 16

約数和(自身を含む): 54181440

約数和(自身を除く): 24208450

約数列:

[1, 2, 5, 10, 239, 478, 1195, 2390, 12541, 25082, 62705, 125410, 2997299, 5994598, 14986495, 29972990]

約数ペア:

[(1, 29972990), (2, 14986495), (5, 5994598), (10, 2997299), (239, 125410), (478, 62705), (1195, 25082), (2390, 12541)]