670857580

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{28211}}^1$

素因数の和:28290

約数の個数: 48

約数和(自身を含む): 1492979040

約数和(自身を除く): 822121460

約数列:

[1, 2, 4, 5, 10, 20, 29, 41, 58, 82, 116, 145, 164, 205, 290, 410, 580, 820, 1189, 2378, 4756, 5945, 11890, 23780, 28211, 56422, 112844, 141055, 282110, 564220, 818119, 1156651, 1636238, 2313302, 3272476, 4090595, 4626604, 5783255, 8181190, 11566510, 16362380, 23133020, 33542879, 67085758, 134171516, 167714395, 335428790, 670857580]

約数ペア:

[(1, 670857580), (2, 335428790), (4, 167714395), (5, 134171516), (10, 67085758), (20, 33542879), (29, 23133020), (41, 16362380), (58, 11566510), (82, 8181190), (116, 5783255), (145, 4626604), (164, 4090595), (205, 3272476), (290, 2313302), (410, 1636238), (580, 1156651), (820, 818119), (1189, 564220), (2378, 282110), (4756, 141055), (5945, 112844), (11890, 56422), (23780, 28211)]