22047820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{827}}^1$

素因数の和:910

約数の個数: 48

約数和(自身を含む): 48964608

約数和(自身を除く): 26916788

約数列:

[1, 2, 4, 5, 10, 20, 31, 43, 62, 86, 124, 155, 172, 215, 310, 430, 620, 827, 860, 1333, 1654, 2666, 3308, 4135, 5332, 6665, 8270, 13330, 16540, 25637, 26660, 35561, 51274, 71122, 102548, 128185, 142244, 177805, 256370, 355610, 512740, 711220, 1102391, 2204782, 4409564, 5511955, 11023910, 22047820]

約数ペア:

[(1, 22047820), (2, 11023910), (4, 5511955), (5, 4409564), (10, 2204782), (20, 1102391), (31, 711220), (43, 512740), (62, 355610), (86, 256370), (124, 177805), (155, 142244), (172, 128185), (215, 102548), (310, 71122), (430, 51274), (620, 35561), (827, 26660), (860, 25637), (1333, 16540), (1654, 13330), (2666, 8270), (3308, 6665), (4135, 5332)]