4423280

素因数分解:

$2^4\times 5^1\times {\mathrm{55291}}^1$

素因数の和:55304

約数の個数: 20

約数和(自身を含む): 10284312

約数和(自身を除く): 5861032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 55291, 110582, 221164, 276455, 442328, 552910, 884656, 1105820, 2211640, 4423280]

約数ペア:

[(1, 4423280), (2, 2211640), (4, 1105820), (5, 884656), (8, 552910), (10, 442328), (16, 276455), (20, 221164), (40, 110582), (80, 55291)]