7408180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{28493}}^1$

素因数の和:28515

約数の個数: 24

約数和(自身を含む): 16754472

約数和(自身を除く): 9346292

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 28493, 56986, 113972, 142465, 284930, 370409, 569860, 740818, 1481636, 1852045, 3704090, 7408180]

約数ペア:

[(1, 7408180), (2, 3704090), (4, 1852045), (5, 1481636), (10, 740818), (13, 569860), (20, 370409), (26, 284930), (52, 142465), (65, 113972), (130, 56986), (260, 28493)]