20307400

素因数分解:

$2^3\times 5^2\times {\mathrm{101537}}^1$

素因数の和:101553

約数の個数: 24

約数和(自身を含む): 47215170

約数和(自身を除く): 26907770

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 101537, 203074, 406148, 507685, 812296, 1015370, 2030740, 2538425, 4061480, 5076850, 10153700, 20307400]

約数ペア:

[(1, 20307400), (2, 10153700), (4, 5076850), (5, 4061480), (8, 2538425), (10, 2030740), (20, 1015370), (25, 812296), (40, 507685), (50, 406148), (100, 203074), (200, 101537)]