8475760

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1999}}^1$

素因数の和:2065

約数の個数: 40

約数和(自身を含む): 20088000

約数和(自身を除く): 11612240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 1999, 2120, 3998, 4240, 7996, 9995, 15992, 19990, 31984, 39980, 79960, 105947, 159920, 211894, 423788, 529735, 847576, 1059470, 1695152, 2118940, 4237880, 8475760]

約数ペア:

[(1, 8475760), (2, 4237880), (4, 2118940), (5, 1695152), (8, 1059470), (10, 847576), (16, 529735), (20, 423788), (40, 211894), (53, 159920), (80, 105947), (106, 79960), (212, 39980), (265, 31984), (424, 19990), (530, 15992), (848, 9995), (1060, 7996), (1999, 4240), (2120, 3998)]