989350

素因数分解:

$2^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{421}}^1$

素因数の和:480

約数の個数: 24

約数和(自身を含む): 1883808

約数和(自身を除く): 894458

約数列:

[1, 2, 5, 10, 25, 47, 50, 94, 235, 421, 470, 842, 1175, 2105, 2350, 4210, 10525, 19787, 21050, 39574, 98935, 197870, 494675, 989350]

約数ペア:

[(1, 989350), (2, 494675), (5, 197870), (10, 98935), (25, 39574), (47, 21050), (50, 19787), (94, 10525), (235, 4210), (421, 2350), (470, 2105), (842, 1175)]