15856280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{36037}}^1$

素因数の和:36059

約数の個数: 32

約数和(自身を含む): 38921040

約数和(自身を除く): 23064760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 36037, 72074, 144148, 180185, 288296, 360370, 396407, 720740, 792814, 1441480, 1585628, 1982035, 3171256, 3964070, 7928140, 15856280]

約数ペア:

[(1, 15856280), (2, 7928140), (4, 3964070), (5, 3171256), (8, 1982035), (10, 1585628), (11, 1441480), (20, 792814), (22, 720740), (40, 396407), (44, 360370), (55, 288296), (88, 180185), (110, 144148), (220, 72074), (440, 36037)]