2784100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{2531}}^1$

素因数の和:2556

約数の個数: 36

約数和(自身を含む): 6593328

約数和(自身を除く): 3809228

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 2531, 5062, 10124, 12655, 25310, 27841, 50620, 55682, 63275, 111364, 126550, 139205, 253100, 278410, 556820, 696025, 1392050, 2784100]

約数ペア:

[(1, 2784100), (2, 1392050), (4, 696025), (5, 556820), (10, 278410), (11, 253100), (20, 139205), (22, 126550), (25, 111364), (44, 63275), (50, 55682), (55, 50620), (100, 27841), (110, 25310), (220, 12655), (275, 10124), (550, 5062), (1100, 2531)]