7390280

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{3931}}^1$

素因数の和:3989

約数の個数: 32

約数和(自身を含む): 16986240

約数和(自身を除く): 9595960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 3931, 7862, 15724, 19655, 31448, 39310, 78620, 157240, 184757, 369514, 739028, 923785, 1478056, 1847570, 3695140, 7390280]

約数ペア:

[(1, 7390280), (2, 3695140), (4, 1847570), (5, 1478056), (8, 923785), (10, 739028), (20, 369514), (40, 184757), (47, 157240), (94, 78620), (188, 39310), (235, 31448), (376, 19655), (470, 15724), (940, 7862), (1880, 3931)]