20162076740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{77546449}}^1$

素因数の和:77546471

約数の個数: 24

約数和(自身を含む): 45597312600

約数和(自身を除く): 25435235860

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 77546449, 155092898, 310185796, 387732245, 775464490, 1008103837, 1550928980, 2016207674, 4032415348, 5040519185, 10081038370, 20162076740]

約数ペア:

[(1, 20162076740), (2, 10081038370), (4, 5040519185), (5, 4032415348), (10, 2016207674), (13, 1550928980), (20, 1008103837), (26, 775464490), (52, 387732245), (65, 310185796), (130, 155092898), (260, 77546449)]