56251820

素因数分解:

$2^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{8059}}^1$

素因数の和:8417

約数の個数: 24

約数和(自身を含む): 118482000

約数和(自身を除く): 62230180

約数列:

[1, 2, 4, 5, 10, 20, 349, 698, 1396, 1745, 3490, 6980, 8059, 16118, 32236, 40295, 80590, 161180, 2812591, 5625182, 11250364, 14062955, 28125910, 56251820]

約数ペア:

[(1, 56251820), (2, 28125910), (4, 14062955), (5, 11250364), (10, 5625182), (20, 2812591), (349, 161180), (698, 80590), (1396, 40295), (1745, 32236), (3490, 16118), (6980, 8059)]