2040391900

素因数分解:

$2^2\times 5^2\times {\mathrm{101}}^1\times {\mathrm{269}}^1\times {\mathrm{751}}^1$

素因数の和:1135

約数の個数: 72

約数和(自身を含む): 4494087360

約数和(自身を除く): 2453695460

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 101, 202, 269, 404, 505, 538, 751, 1010, 1076, 1345, 1502, 2020, 2525, 2690, 3004, 3755, 5050, 5380, 6725, 7510, 10100, 13450, 15020, 18775, 26900, 27169, 37550, 54338, 75100, 75851, 108676, 135845, 151702, 202019, 271690, 303404, 379255, 404038, 543380, 679225, 758510, 808076, 1010095, 1358450, 1517020, 1896275, 2020190, 2716900, 3792550, 4040380, 5050475, 7585100, 10100950, 20201900, 20403919, 40807838, 81615676, 102019595, 204039190, 408078380, 510097975, 1020195950, 2040391900]

約数ペア:

[(1, 2040391900), (2, 1020195950), (4, 510097975), (5, 408078380), (10, 204039190), (20, 102019595), (25, 81615676), (50, 40807838), (100, 20403919), (101, 20201900), (202, 10100950), (269, 7585100), (404, 5050475), (505, 4040380), (538, 3792550), (751, 2716900), (1010, 2020190), (1076, 1896275), (1345, 1517020), (1502, 1358450), (2020, 1010095), (2525, 808076), (2690, 758510), (3004, 679225), (3755, 543380), (5050, 404038), (5380, 379255), (6725, 303404), (7510, 271690), (10100, 202019), (13450, 151702), (15020, 135845), (18775, 108676), (26900, 75851), (27169, 75100), (37550, 54338)]