2920730

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{4001}}^1$

素因数の和:4081

約数の個数: 16

約数和(自身を含む): 5330664

約数和(自身を除く): 2409934

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 4001, 8002, 20005, 40010, 292073, 584146, 1460365, 2920730]

約数ペア:

[(1, 2920730), (2, 1460365), (5, 584146), (10, 292073), (73, 40010), (146, 20005), (365, 8002), (730, 4001)]