73867280

素因数分解:

$2^4\times 5^1\times {\mathrm{923341}}^1$

素因数の和:923354

約数の個数: 20

約数和(自身を含む): 171741612

約数和(自身を除く): 97874332

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 923341, 1846682, 3693364, 4616705, 7386728, 9233410, 14773456, 18466820, 36933640, 73867280]

約数ペア:

[(1, 73867280), (2, 36933640), (4, 18466820), (5, 14773456), (8, 9233410), (10, 7386728), (16, 4616705), (20, 3693364), (40, 1846682), (80, 923341)]