889699010

素因数分解:

$2^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{239}}^1\times {\mathrm{1949}}^1$

素因数の和:2386

約数の個数: 32

約数和(自身を含む): 1617408000

約数和(自身を除く): 727708990

約数列:

[1, 2, 5, 10, 191, 239, 382, 478, 955, 1195, 1910, 1949, 2390, 3898, 9745, 19490, 45649, 91298, 228245, 372259, 456490, 465811, 744518, 931622, 1861295, 2329055, 3722590, 4658110, 88969901, 177939802, 444849505, 889699010]

約数ペア:

[(1, 889699010), (2, 444849505), (5, 177939802), (10, 88969901), (191, 4658110), (239, 3722590), (382, 2329055), (478, 1861295), (955, 931622), (1195, 744518), (1910, 465811), (1949, 456490), (2390, 372259), (3898, 228245), (9745, 91298), (19490, 45649)]