28811930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{10039}}^1$

素因数の和:10094

約数の個数: 32

約数和(自身を含む): 60721920

約数和(自身を除く): 31909990

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 205, 287, 410, 574, 1435, 2870, 10039, 20078, 50195, 70273, 100390, 140546, 351365, 411599, 702730, 823198, 2057995, 2881193, 4115990, 5762386, 14405965, 28811930]

約数ペア:

[(1, 28811930), (2, 14405965), (5, 5762386), (7, 4115990), (10, 2881193), (14, 2057995), (35, 823198), (41, 702730), (70, 411599), (82, 351365), (205, 140546), (287, 100390), (410, 70273), (574, 50195), (1435, 20078), (2870, 10039)]