40678180

素因数分解:

$2^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{7561}}^1$

素因数の和:7839

約数の個数: 24

約数和(自身を含む): 85753080

約数和(自身を除く): 45074900

約数列:

[1, 2, 4, 5, 10, 20, 269, 538, 1076, 1345, 2690, 5380, 7561, 15122, 30244, 37805, 75610, 151220, 2033909, 4067818, 8135636, 10169545, 20339090, 40678180]

約数ペア:

[(1, 40678180), (2, 20339090), (4, 10169545), (5, 8135636), (10, 4067818), (20, 2033909), (269, 151220), (538, 75610), (1076, 37805), (1345, 30244), (2690, 15122), (5380, 7561)]