20458300

素因数分解:

$2^2\times 5^2\times {\mathrm{204583}}^1$

素因数の和:204597

約数の個数: 18

約数和(自身を含む): 44394728

約数和(自身を除く): 23936428

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 204583, 409166, 818332, 1022915, 2045830, 4091660, 5114575, 10229150, 20458300]

約数ペア:

[(1, 20458300), (2, 10229150), (4, 5114575), (5, 4091660), (10, 2045830), (20, 1022915), (25, 818332), (50, 409166), (100, 204583)]