8262520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1283}}^1$

素因数の和:1324

約数の個数: 64

約数和(自身を含む): 22187520

約数和(自身を除く): 13925000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1283, 1288, 1610, 2566, 3220, 5132, 6415, 6440, 8981, 10264, 12830, 17962, 25660, 29509, 35924, 44905, 51320, 59018, 71848, 89810, 118036, 147545, 179620, 206563, 236072, 295090, 359240, 413126, 590180, 826252, 1032815, 1180360, 1652504, 2065630, 4131260, 8262520]

約数ペア:

[(1, 8262520), (2, 4131260), (4, 2065630), (5, 1652504), (7, 1180360), (8, 1032815), (10, 826252), (14, 590180), (20, 413126), (23, 359240), (28, 295090), (35, 236072), (40, 206563), (46, 179620), (56, 147545), (70, 118036), (92, 89810), (115, 71848), (140, 59018), (161, 51320), (184, 44905), (230, 35924), (280, 29509), (322, 25660), (460, 17962), (644, 12830), (805, 10264), (920, 8981), (1283, 6440), (1288, 6415), (1610, 5132), (2566, 3220)]