28268082140

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{971}}^1\times {\mathrm{39341}}^1$

素因数の和:40358

約数の個数: 48

約数和(自身を含む): 61031716704

約数和(自身を除く): 32763634564

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 971, 1942, 3884, 4855, 9710, 19420, 35927, 39341, 71854, 78682, 143708, 157364, 179635, 196705, 359270, 393410, 718540, 786820, 1455617, 2911234, 5822468, 7278085, 14556170, 29112340, 38200111, 76400222, 152800444, 191000555, 382001110, 764002220, 1413404107, 2826808214, 5653616428, 7067020535, 14134041070, 28268082140]

約数ペア:

[(1, 28268082140), (2, 14134041070), (4, 7067020535), (5, 5653616428), (10, 2826808214), (20, 1413404107), (37, 764002220), (74, 382001110), (148, 191000555), (185, 152800444), (370, 76400222), (740, 38200111), (971, 29112340), (1942, 14556170), (3884, 7278085), (4855, 5822468), (9710, 2911234), (19420, 1455617), (35927, 786820), (39341, 718540), (71854, 393410), (78682, 359270), (143708, 196705), (157364, 179635)]