890449641860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{25561}}^1\times {\mathrm{75731}}^1$

素因数の和:101324

約数の個数: 48

約数和(自身を含む): 1951348275072

約数和(自身を除く): 1060898633212

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 25561, 51122, 75731, 102244, 127805, 151462, 255610, 302924, 378655, 511220, 587903, 757310, 1175806, 1514620, 1741813, 2351612, 2939515, 3483626, 5879030, 6967252, 8709065, 11758060, 17418130, 34836260, 1935760091, 3871520182, 7743040364, 9678800455, 19357600910, 38715201820, 44522482093, 89044964186, 178089928372, 222612410465, 445224820930, 890449641860]

約数ペア:

[(1, 890449641860), (2, 445224820930), (4, 222612410465), (5, 178089928372), (10, 89044964186), (20, 44522482093), (23, 38715201820), (46, 19357600910), (92, 9678800455), (115, 7743040364), (230, 3871520182), (460, 1935760091), (25561, 34836260), (51122, 17418130), (75731, 11758060), (102244, 8709065), (127805, 6967252), (151462, 5879030), (255610, 3483626), (302924, 2939515), (378655, 2351612), (511220, 1741813), (587903, 1514620), (757310, 1175806)]