7126340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{27409}}^1$

素因数の和:27431

約数の個数: 24

約数和(自身を含む): 16117080

約数和(自身を除く): 8990740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 27409, 54818, 109636, 137045, 274090, 356317, 548180, 712634, 1425268, 1781585, 3563170, 7126340]

約数ペア:

[(1, 7126340), (2, 3563170), (4, 1781585), (5, 1425268), (10, 712634), (13, 548180), (20, 356317), (26, 274090), (52, 137045), (65, 109636), (130, 54818), (260, 27409)]