2748020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{12491}}^1$

素因数の和:12511

約数の個数: 24

約数和(自身を含む): 6295968

約数和(自身を除く): 3547948

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 12491, 24982, 49964, 62455, 124910, 137401, 249820, 274802, 549604, 687005, 1374010, 2748020]

約数ペア:

[(1, 2748020), (2, 1374010), (4, 687005), (5, 549604), (10, 274802), (11, 249820), (20, 137401), (22, 124910), (44, 62455), (55, 49964), (110, 24982), (220, 12491)]