3388400

素因数分解:

$2^4\times 5^2\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:258

約数の個数: 60

約数和(自身を含む): 8372232

約数和(自身を除く): 4983832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 43, 50, 80, 86, 100, 172, 197, 200, 215, 344, 394, 400, 430, 688, 788, 860, 985, 1075, 1576, 1720, 1970, 2150, 3152, 3440, 3940, 4300, 4925, 7880, 8471, 8600, 9850, 15760, 16942, 17200, 19700, 33884, 39400, 42355, 67768, 78800, 84710, 135536, 169420, 211775, 338840, 423550, 677680, 847100, 1694200, 3388400]

約数ペア:

[(1, 3388400), (2, 1694200), (4, 847100), (5, 677680), (8, 423550), (10, 338840), (16, 211775), (20, 169420), (25, 135536), (40, 84710), (43, 78800), (50, 67768), (80, 42355), (86, 39400), (100, 33884), (172, 19700), (197, 17200), (200, 16942), (215, 15760), (344, 9850), (394, 8600), (400, 8471), (430, 7880), (688, 4925), (788, 4300), (860, 3940), (985, 3440), (1075, 3152), (1576, 2150), (1720, 1970)]