217470492020

素因数分解:

$2^2\times 5^1\times {\mathrm{2213}}^1\times {\mathrm{4913477}}^1$

素因数の和:4915699

約数の個数: 24

約数和(自身を含む): 456894492264

約数和(自身を除く): 239424000244

約数列:

[1, 2, 4, 5, 10, 20, 2213, 4426, 8852, 11065, 22130, 44260, 4913477, 9826954, 19653908, 24567385, 49134770, 98269540, 10873524601, 21747049202, 43494098404, 54367623005, 108735246010, 217470492020]

約数ペア:

[(1, 217470492020), (2, 108735246010), (4, 54367623005), (5, 43494098404), (10, 21747049202), (20, 10873524601), (2213, 98269540), (4426, 49134770), (8852, 24567385), (11065, 19653908), (22130, 9826954), (44260, 4913477)]