2581760

素因数分解:

$2^8\times 5^1\times {\mathrm{2017}}^1$

素因数の和:2038

約数の個数: 36

約数和(自身を含む): 6187188

約数和(自身を除く): 3605428

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 2017, 4034, 8068, 10085, 16136, 20170, 32272, 40340, 64544, 80680, 129088, 161360, 258176, 322720, 516352, 645440, 1290880, 2581760]

約数ペア:

[(1, 2581760), (2, 1290880), (4, 645440), (5, 516352), (8, 322720), (10, 258176), (16, 161360), (20, 129088), (32, 80680), (40, 64544), (64, 40340), (80, 32272), (128, 20170), (160, 16136), (256, 10085), (320, 8068), (640, 4034), (1280, 2017)]