2011250

素因数分解:

$2^1\times 5^4\times {\mathrm{1609}}^1$

素因数の和:1631

約数の個数: 20

約数和(自身を含む): 3772230

約数和(自身を除く): 1760980

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1250, 1609, 3218, 8045, 16090, 40225, 80450, 201125, 402250, 1005625, 2011250]

約数ペア:

[(1, 2011250), (2, 1005625), (5, 402250), (10, 201125), (25, 80450), (50, 40225), (125, 16090), (250, 8045), (625, 3218), (1250, 1609)]