11478520

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{3931}}^1$

素因数の和:4015

約数の個数: 32

約数和(自身を含む): 26187120

約数和(自身を除く): 14708600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 3931, 7862, 15724, 19655, 31448, 39310, 78620, 157240, 286963, 573926, 1147852, 1434815, 2295704, 2869630, 5739260, 11478520]

約数ペア:

[(1, 11478520), (2, 5739260), (4, 2869630), (5, 2295704), (8, 1434815), (10, 1147852), (20, 573926), (40, 286963), (73, 157240), (146, 78620), (292, 39310), (365, 31448), (584, 19655), (730, 15724), (1460, 7862), (2920, 3931)]