156056420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{600217}}^1$

素因数の和:600239

約数の個数: 24

約数和(自身を含む): 352928184

約数和(自身を除く): 196871764

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 600217, 1200434, 2400868, 3001085, 6002170, 7802821, 12004340, 15605642, 31211284, 39014105, 78028210, 156056420]

約数ペア:

[(1, 156056420), (2, 78028210), (4, 39014105), (5, 31211284), (10, 15605642), (13, 12004340), (20, 7802821), (26, 6002170), (52, 3001085), (65, 2400868), (130, 1200434), (260, 600217)]