28674780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{477913}}^1$

素因数の和:477925

約数の個数: 24

約数和(自身を含む): 80289552

約数和(自身を除く): 51614772

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 477913, 955826, 1433739, 1911652, 2389565, 2867478, 4779130, 5734956, 7168695, 9558260, 14337390, 28674780]

約数ペア:

[(1, 28674780), (2, 14337390), (3, 9558260), (4, 7168695), (5, 5734956), (6, 4779130), (10, 2867478), (12, 2389565), (15, 1911652), (20, 1433739), (30, 955826), (60, 477913)]