2017500280

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{167}}^1\times {\mathrm{5119}}^1$

素因数の和:5356

約数の個数: 64

約数和(自身を含む): 4644864000

約数和(自身を除く): 2627363720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 167, 236, 295, 334, 472, 590, 668, 835, 1180, 1336, 1670, 2360, 3340, 5119, 6680, 9853, 10238, 19706, 20476, 25595, 39412, 40952, 49265, 51190, 78824, 98530, 102380, 197060, 204760, 302021, 394120, 604042, 854873, 1208084, 1510105, 1709746, 2416168, 3020210, 3419492, 4274365, 6040420, 6838984, 8548730, 12080840, 17097460, 34194920, 50437507, 100875014, 201750028, 252187535, 403500056, 504375070, 1008750140, 2017500280]

約数ペア:

[(1, 2017500280), (2, 1008750140), (4, 504375070), (5, 403500056), (8, 252187535), (10, 201750028), (20, 100875014), (40, 50437507), (59, 34194920), (118, 17097460), (167, 12080840), (236, 8548730), (295, 6838984), (334, 6040420), (472, 4274365), (590, 3419492), (668, 3020210), (835, 2416168), (1180, 1709746), (1336, 1510105), (1670, 1208084), (2360, 854873), (3340, 604042), (5119, 394120), (6680, 302021), (9853, 204760), (10238, 197060), (19706, 102380), (20476, 98530), (25595, 78824), (39412, 51190), (40952, 49265)]