8947420

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{6301}}^1$

素因数の和:6381

約数の個数: 24

約数和(自身を含む): 19057248

約数和(自身を除く): 10109828

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 6301, 12602, 25204, 31505, 63010, 126020, 447371, 894742, 1789484, 2236855, 4473710, 8947420]

約数ペア:

[(1, 8947420), (2, 4473710), (4, 2236855), (5, 1789484), (10, 894742), (20, 447371), (71, 126020), (142, 63010), (284, 31505), (355, 25204), (710, 12602), (1420, 6301)]