12321250

素因数分解:

$2^1\times 5^4\times {\mathrm{9857}}^1$

素因数の和:9879

約数の個数: 20

約数和(自身を含む): 23097294

約数和(自身を除く): 10776044

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1250, 9857, 19714, 49285, 98570, 246425, 492850, 1232125, 2464250, 6160625, 12321250]

約数ペア:

[(1, 12321250), (2, 6160625), (5, 2464250), (10, 1232125), (25, 492850), (50, 246425), (125, 98570), (250, 49285), (625, 19714), (1250, 9857)]