9055720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:218

約数の個数: 64

約数和(自身を含む): 21542400

約数和(自身を除く): 12486680

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 67, 109, 124, 134, 155, 218, 248, 268, 310, 335, 436, 536, 545, 620, 670, 872, 1090, 1240, 1340, 2077, 2180, 2680, 3379, 4154, 4360, 6758, 7303, 8308, 10385, 13516, 14606, 16616, 16895, 20770, 27032, 29212, 33790, 36515, 41540, 58424, 67580, 73030, 83080, 135160, 146060, 226393, 292120, 452786, 905572, 1131965, 1811144, 2263930, 4527860, 9055720]

約数ペア:

[(1, 9055720), (2, 4527860), (4, 2263930), (5, 1811144), (8, 1131965), (10, 905572), (20, 452786), (31, 292120), (40, 226393), (62, 146060), (67, 135160), (109, 83080), (124, 73030), (134, 67580), (155, 58424), (218, 41540), (248, 36515), (268, 33790), (310, 29212), (335, 27032), (436, 20770), (536, 16895), (545, 16616), (620, 14606), (670, 13516), (872, 10385), (1090, 8308), (1240, 7303), (1340, 6758), (2077, 4360), (2180, 4154), (2680, 3379)]