2251250

素因数分解:

$2^1\times 5^4\times {\mathrm{1801}}^1$

素因数の和:1823

約数の個数: 20

約数和(自身を含む): 4222086

約数和(自身を除く): 1970836

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1250, 1801, 3602, 9005, 18010, 45025, 90050, 225125, 450250, 1125625, 2251250]

約数ペア:

[(1, 2251250), (2, 1125625), (5, 450250), (10, 225125), (25, 90050), (50, 45025), (125, 18010), (250, 9005), (625, 3602), (1250, 1801)]