22247500

素因数分解:

$2^2\times 5^4\times {\mathrm{11}}^1\times {\mathrm{809}}^1$

素因数の和:844

約数の個数: 60

約数和(自身を含む): 53139240

約数和(自身を除く): 30891740

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 125, 220, 250, 275, 500, 550, 625, 809, 1100, 1250, 1375, 1618, 2500, 2750, 3236, 4045, 5500, 6875, 8090, 8899, 13750, 16180, 17798, 20225, 27500, 35596, 40450, 44495, 80900, 88990, 101125, 177980, 202250, 222475, 404500, 444950, 505625, 889900, 1011250, 1112375, 2022500, 2224750, 4449500, 5561875, 11123750, 22247500]

約数ペア:

[(1, 22247500), (2, 11123750), (4, 5561875), (5, 4449500), (10, 2224750), (11, 2022500), (20, 1112375), (22, 1011250), (25, 889900), (44, 505625), (50, 444950), (55, 404500), (100, 222475), (110, 202250), (125, 177980), (220, 101125), (250, 88990), (275, 80900), (500, 44495), (550, 40450), (625, 35596), (809, 27500), (1100, 20225), (1250, 17798), (1375, 16180), (1618, 13750), (2500, 8899), (2750, 8090), (3236, 6875), (4045, 5500)]