28264670

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{1559}}^1$

素因数の和:1617

約数の個数: 48

約数和(自身を含む): 60821280

約数和(自身を除く): 32556610

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 49, 70, 74, 98, 185, 245, 259, 370, 490, 518, 1295, 1559, 1813, 2590, 3118, 3626, 7795, 9065, 10913, 15590, 18130, 21826, 54565, 57683, 76391, 109130, 115366, 152782, 288415, 381955, 403781, 576830, 763910, 807562, 2018905, 2826467, 4037810, 5652934, 14132335, 28264670]

約数ペア:

[(1, 28264670), (2, 14132335), (5, 5652934), (7, 4037810), (10, 2826467), (14, 2018905), (35, 807562), (37, 763910), (49, 576830), (70, 403781), (74, 381955), (98, 288415), (185, 152782), (245, 115366), (259, 109130), (370, 76391), (490, 57683), (518, 54565), (1295, 21826), (1559, 18130), (1813, 15590), (2590, 10913), (3118, 9065), (3626, 7795)]