8691820

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{6121}}^1$

素因数の和:6201

約数の個数: 24

約数和(自身を含む): 18512928

約数和(自身を除く): 9821108

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 6121, 12242, 24484, 30605, 61210, 122420, 434591, 869182, 1738364, 2172955, 4345910, 8691820]

約数ペア:

[(1, 8691820), (2, 4345910), (4, 2172955), (5, 1738364), (10, 869182), (20, 434591), (71, 122420), (142, 61210), (284, 30605), (355, 24484), (710, 12242), (1420, 6121)]