27718180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{5351}}^1$

素因数の和:5404

約数の個数: 48

約数和(自身を含む): 68334336

約数和(自身を除く): 40616156

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 5351, 10702, 21404, 26755, 37457, 53510, 74914, 107020, 149828, 187285, 197987, 374570, 395974, 749140, 791948, 989935, 1385909, 1979870, 2771818, 3959740, 5543636, 6929545, 13859090, 27718180]

約数ペア:

[(1, 27718180), (2, 13859090), (4, 6929545), (5, 5543636), (7, 3959740), (10, 2771818), (14, 1979870), (20, 1385909), (28, 989935), (35, 791948), (37, 749140), (70, 395974), (74, 374570), (140, 197987), (148, 187285), (185, 149828), (259, 107020), (370, 74914), (518, 53510), (740, 37457), (1036, 26755), (1295, 21404), (2590, 10702), (5180, 5351)]