84864770

素因数分解:

$2^1\times 5^1\times {\mathrm{1987}}^1\times {\mathrm{4271}}^1$

素因数の和:6265

約数の個数: 16

約数和(自身を含む): 152869248

約数和(自身を除く): 68004478

約数列:

[1, 2, 5, 10, 1987, 3974, 4271, 8542, 9935, 19870, 21355, 42710, 8486477, 16972954, 42432385, 84864770]

約数ペア:

[(1, 84864770), (2, 42432385), (5, 16972954), (10, 8486477), (1987, 42710), (3974, 21355), (4271, 19870), (8542, 9935)]