28780491280

素因数分解:

$2^4\times 5^1\times {\mathrm{151}}^1\times {\mathrm{2382491}}^1$

素因数の和:2382655

約数の個数: 40

約数和(自身を含む): 67357813824

約数和(自身を除く): 38577322544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 151, 302, 604, 755, 1208, 1510, 2416, 3020, 6040, 12080, 2382491, 4764982, 9529964, 11912455, 19059928, 23824910, 38119856, 47649820, 95299640, 190599280, 359756141, 719512282, 1439024564, 1798780705, 2878049128, 3597561410, 5756098256, 7195122820, 14390245640, 28780491280]

約数ペア:

[(1, 28780491280), (2, 14390245640), (4, 7195122820), (5, 5756098256), (8, 3597561410), (10, 2878049128), (16, 1798780705), (20, 1439024564), (40, 719512282), (80, 359756141), (151, 190599280), (302, 95299640), (604, 47649820), (755, 38119856), (1208, 23824910), (1510, 19059928), (2416, 11912455), (3020, 9529964), (6040, 4764982), (12080, 2382491)]