88377740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{21143}}^1$

素因数の和:21182

約数の個数: 48

約数和(自身を含む): 213131520

約数和(自身を除く): 124753780

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 21143, 42286, 84572, 105715, 211430, 232573, 401717, 422860, 465146, 803434, 930292, 1162865, 1606868, 2008585, 2325730, 4017170, 4418887, 4651460, 8034340, 8837774, 17675548, 22094435, 44188870, 88377740]

約数ペア:

[(1, 88377740), (2, 44188870), (4, 22094435), (5, 17675548), (10, 8837774), (11, 8034340), (19, 4651460), (20, 4418887), (22, 4017170), (38, 2325730), (44, 2008585), (55, 1606868), (76, 1162865), (95, 930292), (110, 803434), (190, 465146), (209, 422860), (220, 401717), (380, 232573), (418, 211430), (836, 105715), (1045, 84572), (2090, 42286), (4180, 21143)]