2487119740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{139883}}^1$

素因数の和:140026

約数の個数: 48

約数和(自身を含む): 6016131072

約数和(自身を除く): 3529011332

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 127, 140, 254, 508, 635, 889, 1270, 1778, 2540, 3556, 4445, 8890, 17780, 139883, 279766, 559532, 699415, 979181, 1398830, 1958362, 2797660, 3916724, 4895905, 9791810, 17765141, 19583620, 35530282, 71060564, 88825705, 124355987, 177651410, 248711974, 355302820, 497423948, 621779935, 1243559870, 2487119740]

約数ペア:

[(1, 2487119740), (2, 1243559870), (4, 621779935), (5, 497423948), (7, 355302820), (10, 248711974), (14, 177651410), (20, 124355987), (28, 88825705), (35, 71060564), (70, 35530282), (127, 19583620), (140, 17765141), (254, 9791810), (508, 4895905), (635, 3916724), (889, 2797660), (1270, 1958362), (1778, 1398830), (2540, 979181), (3556, 699415), (4445, 559532), (8890, 279766), (17780, 139883)]