22307440

素因数分解:

$2^4\times 5^1\times {\mathrm{278843}}^1$

素因数の和:278856

約数の個数: 20

約数和(自身を含む): 51864984

約数和(自身を除く): 29557544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 278843, 557686, 1115372, 1394215, 2230744, 2788430, 4461488, 5576860, 11153720, 22307440]

約数ペア:

[(1, 22307440), (2, 11153720), (4, 5576860), (5, 4461488), (8, 2788430), (10, 2230744), (16, 1394215), (20, 1115372), (40, 557686), (80, 278843)]