28558260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{158657}}^1$

素因数の和:158672

約数の個数: 36

約数和(自身を含む): 86627268

約数和(自身を除く): 58069008

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 158657, 317314, 475971, 634628, 793285, 951942, 1427913, 1586570, 1903884, 2379855, 2855826, 3173140, 4759710, 5711652, 7139565, 9519420, 14279130, 28558260]

約数ペア:

[(1, 28558260), (2, 14279130), (3, 9519420), (4, 7139565), (5, 5711652), (6, 4759710), (9, 3173140), (10, 2855826), (12, 2379855), (15, 1903884), (18, 1586570), (20, 1427913), (30, 951942), (36, 793285), (45, 634628), (60, 475971), (90, 317314), (180, 158657)]