8886760

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:250

約数の個数: 64

約数和(自身を含む): 21254400

約数和(自身を除く): 12367640

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 47, 58, 94, 116, 145, 163, 188, 232, 235, 290, 326, 376, 470, 580, 652, 815, 940, 1160, 1304, 1363, 1630, 1880, 2726, 3260, 4727, 5452, 6520, 6815, 7661, 9454, 10904, 13630, 15322, 18908, 23635, 27260, 30644, 37816, 38305, 47270, 54520, 61288, 76610, 94540, 153220, 189080, 222169, 306440, 444338, 888676, 1110845, 1777352, 2221690, 4443380, 8886760]

約数ペア:

[(1, 8886760), (2, 4443380), (4, 2221690), (5, 1777352), (8, 1110845), (10, 888676), (20, 444338), (29, 306440), (40, 222169), (47, 189080), (58, 153220), (94, 94540), (116, 76610), (145, 61288), (163, 54520), (188, 47270), (232, 38305), (235, 37816), (290, 30644), (326, 27260), (376, 23635), (470, 18908), (580, 15322), (652, 13630), (815, 10904), (940, 9454), (1160, 7661), (1304, 6815), (1363, 6520), (1630, 5452), (1880, 4727), (2726, 3260)]