28236080

素因数分解:

$2^4\times 5^1\times {\mathrm{352951}}^1$

素因数の和:352964

約数の個数: 20

約数和(自身を含む): 65649072

約数和(自身を除く): 37412992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 352951, 705902, 1411804, 1764755, 2823608, 3529510, 5647216, 7059020, 14118040, 28236080]

約数ペア:

[(1, 28236080), (2, 14118040), (4, 7059020), (5, 5647216), (8, 3529510), (10, 2823608), (16, 1764755), (20, 1411804), (40, 705902), (80, 352951)]