889471030

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{259321}}^1$

素因数の和:259349

約数の個数: 32

約数和(自身を含む): 1867118400

約数和(自身を除く): 977647370

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 259321, 518642, 1296605, 1815247, 2593210, 3630494, 9076235, 12706729, 18152470, 25413458, 63533645, 88947103, 127067290, 177894206, 444735515, 889471030]

約数ペア:

[(1, 889471030), (2, 444735515), (5, 177894206), (7, 127067290), (10, 88947103), (14, 63533645), (35, 25413458), (49, 18152470), (70, 12706729), (98, 9076235), (245, 3630494), (343, 2593210), (490, 1815247), (686, 1296605), (1715, 518642), (3430, 259321)]