20602960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{36791}}^1$

素因数の和:36811

約数の個数: 40

約数和(自身を含む): 54746496

約数和(自身を除く): 34143536

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 36791, 73582, 147164, 183955, 257537, 294328, 367910, 515074, 588656, 735820, 1030148, 1287685, 1471640, 2060296, 2575370, 2943280, 4120592, 5150740, 10301480, 20602960]

約数ペア:

[(1, 20602960), (2, 10301480), (4, 5150740), (5, 4120592), (7, 2943280), (8, 2575370), (10, 2060296), (14, 1471640), (16, 1287685), (20, 1030148), (28, 735820), (35, 588656), (40, 515074), (56, 367910), (70, 294328), (80, 257537), (112, 183955), (140, 147164), (280, 73582), (560, 36791)]