26440880

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{4933}}^1$

素因数の和:5013

約数の個数: 40

約数和(自身を含む): 62405232

約数和(自身を除く): 35964352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 4933, 5360, 9866, 19732, 24665, 39464, 49330, 78928, 98660, 197320, 330511, 394640, 661022, 1322044, 1652555, 2644088, 3305110, 5288176, 6610220, 13220440, 26440880]

約数ペア:

[(1, 26440880), (2, 13220440), (4, 6610220), (5, 5288176), (8, 3305110), (10, 2644088), (16, 1652555), (20, 1322044), (40, 661022), (67, 394640), (80, 330511), (134, 197320), (268, 98660), (335, 78928), (536, 49330), (670, 39464), (1072, 24665), (1340, 19732), (2680, 9866), (4933, 5360)]