8912860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{127}}^1$

素因数の和:187

約数の個数: 72

約数和(自身を含む): 21450240

約数和(自身を除く): 12537380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 121, 127, 145, 220, 242, 254, 290, 319, 484, 508, 580, 605, 635, 638, 1210, 1270, 1276, 1397, 1595, 2420, 2540, 2794, 3190, 3509, 3683, 5588, 6380, 6985, 7018, 7366, 13970, 14036, 14732, 15367, 17545, 18415, 27940, 30734, 35090, 36830, 40513, 61468, 70180, 73660, 76835, 81026, 153670, 162052, 202565, 307340, 405130, 445643, 810260, 891286, 1782572, 2228215, 4456430, 8912860]

約数ペア:

[(1, 8912860), (2, 4456430), (4, 2228215), (5, 1782572), (10, 891286), (11, 810260), (20, 445643), (22, 405130), (29, 307340), (44, 202565), (55, 162052), (58, 153670), (110, 81026), (116, 76835), (121, 73660), (127, 70180), (145, 61468), (220, 40513), (242, 36830), (254, 35090), (290, 30734), (319, 27940), (484, 18415), (508, 17545), (580, 15367), (605, 14732), (635, 14036), (638, 13970), (1210, 7366), (1270, 7018), (1276, 6985), (1397, 6380), (1595, 5588), (2420, 3683), (2540, 3509), (2794, 3190)]