22543280

素因数分解:

$2^4\times 5^1\times {\mathrm{281791}}^1$

素因数の和:281804

約数の個数: 20

約数和(自身を含む): 52413312

約数和(自身を除く): 29870032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 281791, 563582, 1127164, 1408955, 2254328, 2817910, 4508656, 5635820, 11271640, 22543280]

約数ペア:

[(1, 22543280), (2, 11271640), (4, 5635820), (5, 4508656), (8, 2817910), (10, 2254328), (16, 1408955), (20, 1127164), (40, 563582), (80, 281791)]