8580920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12619}}^1$

素因数の和:12647

約数の個数: 32

約数和(自身を含む): 20444400

約数和(自身を除く): 11863480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 12619, 25238, 50476, 63095, 100952, 126190, 214523, 252380, 429046, 504760, 858092, 1072615, 1716184, 2145230, 4290460, 8580920]

約数ペア:

[(1, 8580920), (2, 4290460), (4, 2145230), (5, 1716184), (8, 1072615), (10, 858092), (17, 504760), (20, 429046), (34, 252380), (40, 214523), (68, 126190), (85, 100952), (136, 63095), (170, 50476), (340, 25238), (680, 12619)]