520081490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{34649}}^1$

素因数の和:34754

約数の個数: 32

約数和(自身を含む): 997920000

約数和(自身を除く): 477838510

約数列:

[1, 2, 5, 10, 19, 38, 79, 95, 158, 190, 395, 790, 1501, 3002, 7505, 15010, 34649, 69298, 173245, 346490, 658331, 1316662, 2737271, 3291655, 5474542, 6583310, 13686355, 27372710, 52008149, 104016298, 260040745, 520081490]

約数ペア:

[(1, 520081490), (2, 260040745), (5, 104016298), (10, 52008149), (19, 27372710), (38, 13686355), (79, 6583310), (95, 5474542), (158, 3291655), (190, 2737271), (395, 1316662), (790, 658331), (1501, 346490), (3002, 173245), (7505, 69298), (15010, 34649)]