254130620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{2551}}^1$

素因数の和:2870

約数の個数: 48

約数和(自身を含む): 567217728

約数和(自身を除く): 313087108

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 293, 340, 586, 1172, 1465, 2551, 2930, 4981, 5102, 5860, 9962, 10204, 12755, 19924, 24905, 25510, 43367, 49810, 51020, 86734, 99620, 173468, 216835, 433670, 747443, 867340, 1494886, 2989772, 3737215, 7474430, 12706531, 14948860, 25413062, 50826124, 63532655, 127065310, 254130620]

約数ペア:

[(1, 254130620), (2, 127065310), (4, 63532655), (5, 50826124), (10, 25413062), (17, 14948860), (20, 12706531), (34, 7474430), (68, 3737215), (85, 2989772), (170, 1494886), (293, 867340), (340, 747443), (586, 433670), (1172, 216835), (1465, 173468), (2551, 99620), (2930, 86734), (4981, 51020), (5102, 49810), (5860, 43367), (9962, 25510), (10204, 24905), (12755, 19924)]