208892210

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{4001}}^1$

素因数の和:4258

約数の個数: 32

約数和(自身を含む): 394180992

約数和(自身を除く): 185288782

約数列:

[1, 2, 5, 10, 23, 46, 115, 227, 230, 454, 1135, 2270, 4001, 5221, 8002, 10442, 20005, 26105, 40010, 52210, 92023, 184046, 460115, 908227, 920230, 1816454, 4541135, 9082270, 20889221, 41778442, 104446105, 208892210]

約数ペア:

[(1, 208892210), (2, 104446105), (5, 41778442), (10, 20889221), (23, 9082270), (46, 4541135), (115, 1816454), (227, 920230), (230, 908227), (454, 460115), (1135, 184046), (2270, 92023), (4001, 52210), (5221, 40010), (8002, 26105), (10442, 20005)]