861749110

素因数分解:

$2^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{421}}^1\times {\mathrm{1913}}^1$

素因数の和:2448

約数の個数: 32

約数和(自身を含む): 1570184352

約数和(自身を除く): 708435242

約数列:

[1, 2, 5, 10, 107, 214, 421, 535, 842, 1070, 1913, 2105, 3826, 4210, 9565, 19130, 45047, 90094, 204691, 225235, 409382, 450470, 805373, 1023455, 1610746, 2046910, 4026865, 8053730, 86174911, 172349822, 430874555, 861749110]

約数ペア:

[(1, 861749110), (2, 430874555), (5, 172349822), (10, 86174911), (107, 8053730), (214, 4026865), (421, 2046910), (535, 1610746), (842, 1023455), (1070, 805373), (1913, 450470), (2105, 409382), (3826, 225235), (4210, 204691), (9565, 90094), (19130, 45047)]