84670280

素因数分解:

$2^3\times 5^1\times {\mathrm{2116757}}^1$

素因数の和:2116768

約数の個数: 16

約数和(自身を含む): 190508220

約数和(自身を除く): 105837940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2116757, 4233514, 8467028, 10583785, 16934056, 21167570, 42335140, 84670280]

約数ペア:

[(1, 84670280), (2, 42335140), (4, 21167570), (5, 16934056), (8, 10583785), (10, 8467028), (20, 4233514), (40, 2116757)]