78416020

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{36643}}^1$

素因数の和:36759

約数の個数: 24

約数和(自身を含む): 166217184

約数和(自身を除く): 87801164

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 36643, 73286, 146572, 183215, 366430, 732860, 3920801, 7841602, 15683204, 19604005, 39208010, 78416020]

約数ペア:

[(1, 78416020), (2, 39208010), (4, 19604005), (5, 15683204), (10, 7841602), (20, 3920801), (107, 732860), (214, 366430), (428, 183215), (535, 146572), (1070, 73286), (2140, 36643)]