54137240

素因数分解:

$2^3\times 5^1\times {\mathrm{509}}^1\times {\mathrm{2659}}^1$

素因数の和:3179

約数の個数: 32

約数和(自身を含む): 122094000

約数和(自身を除く): 67956760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 509, 1018, 2036, 2545, 2659, 4072, 5090, 5318, 10180, 10636, 13295, 20360, 21272, 26590, 53180, 106360, 1353431, 2706862, 5413724, 6767155, 10827448, 13534310, 27068620, 54137240]

約数ペア:

[(1, 54137240), (2, 27068620), (4, 13534310), (5, 10827448), (8, 6767155), (10, 5413724), (20, 2706862), (40, 1353431), (509, 106360), (1018, 53180), (2036, 26590), (2545, 21272), (2659, 20360), (4072, 13295), (5090, 10636), (5318, 10180)]