27219860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1021}}^1$

素因数の和:1104

約数の個数: 48

約数和(自身を含む): 60436992

約数和(自身を除く): 33217132

約数列:

[1, 2, 4, 5, 10, 20, 31, 43, 62, 86, 124, 155, 172, 215, 310, 430, 620, 860, 1021, 1333, 2042, 2666, 4084, 5105, 5332, 6665, 10210, 13330, 20420, 26660, 31651, 43903, 63302, 87806, 126604, 158255, 175612, 219515, 316510, 439030, 633020, 878060, 1360993, 2721986, 5443972, 6804965, 13609930, 27219860]

約数ペア:

[(1, 27219860), (2, 13609930), (4, 6804965), (5, 5443972), (10, 2721986), (20, 1360993), (31, 878060), (43, 633020), (62, 439030), (86, 316510), (124, 219515), (155, 175612), (172, 158255), (215, 126604), (310, 87806), (430, 63302), (620, 43903), (860, 31651), (1021, 26660), (1333, 20420), (2042, 13330), (2666, 10210), (4084, 6665), (5105, 5332)]