220550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{401}}^1$

素因数の和:424

約数の個数: 24

約数和(自身を含む): 448632

約数和(自身を除く): 228082

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 401, 550, 802, 2005, 4010, 4411, 8822, 10025, 20050, 22055, 44110, 110275, 220550]

約数ペア:

[(1, 220550), (2, 110275), (5, 44110), (10, 22055), (11, 20050), (22, 10025), (25, 8822), (50, 4411), (55, 4010), (110, 2005), (275, 802), (401, 550)]