28936700980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131530459}}^1$

素因数の和:131530479

約数の個数: 24

約数和(自身を含む): 66291351840

約数和(自身を除く): 37354650860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 131530459, 263060918, 526121836, 657652295, 1315304590, 1446835049, 2630609180, 2893670098, 5787340196, 7234175245, 14468350490, 28936700980]

約数ペア:

[(1, 28936700980), (2, 14468350490), (4, 7234175245), (5, 5787340196), (10, 2893670098), (11, 2630609180), (20, 1446835049), (22, 1315304590), (44, 657652295), (55, 526121836), (110, 263060918), (220, 131530459)]