1220500

素因数分解:

$2^2\times 5^3\times {\mathrm{2441}}^1$

素因数の和:2460

約数の個数: 24

約数和(自身を含む): 2666664

約数和(自身を除く): 1446164

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 2441, 4882, 9764, 12205, 24410, 48820, 61025, 122050, 244100, 305125, 610250, 1220500]

約数ペア:

[(1, 1220500), (2, 610250), (4, 305125), (5, 244100), (10, 122050), (20, 61025), (25, 48820), (50, 24410), (100, 12205), (125, 9764), (250, 4882), (500, 2441)]