47779880

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{27779}}^1$

素因数の和:27833

約数の個数: 32

約数和(自身を含む): 110008800

約数和(自身を除く): 62228920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 27779, 55558, 111116, 138895, 222232, 277790, 555580, 1111160, 1194497, 2388994, 4777988, 5972485, 9555976, 11944970, 23889940, 47779880]

約数ペア:

[(1, 47779880), (2, 23889940), (4, 11944970), (5, 9555976), (8, 5972485), (10, 4777988), (20, 2388994), (40, 1194497), (43, 1111160), (86, 555580), (172, 277790), (215, 222232), (344, 138895), (430, 111116), (860, 55558), (1720, 27779)]