1289594080

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{187441}}^1$

素因数の和:187499

約数の個数: 48

約数和(自身を含む): 3117535344

約数和(自身を除く): 1827941264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 6880, 187441, 374882, 749764, 937205, 1499528, 1874410, 2999056, 3748820, 5998112, 7497640, 8059963, 14995280, 16119926, 29990560, 32239852, 40299815, 64479704, 80599630, 128959408, 161199260, 257918816, 322398520, 644797040, 1289594080]

約数ペア:

[(1, 1289594080), (2, 644797040), (4, 322398520), (5, 257918816), (8, 161199260), (10, 128959408), (16, 80599630), (20, 64479704), (32, 40299815), (40, 32239852), (43, 29990560), (80, 16119926), (86, 14995280), (160, 8059963), (172, 7497640), (215, 5998112), (344, 3748820), (430, 2999056), (688, 1874410), (860, 1499528), (1376, 937205), (1720, 749764), (3440, 374882), (6880, 187441)]