127924420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{492017}}^1$

素因数の和:492039

約数の個数: 24

約数和(自身を含む): 289306584

約数和(自身を除く): 161382164

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 492017, 984034, 1968068, 2460085, 4920170, 6396221, 9840340, 12792442, 25584884, 31981105, 63962210, 127924420]

約数ペア:

[(1, 127924420), (2, 63962210), (4, 31981105), (5, 25584884), (10, 12792442), (13, 9840340), (20, 6396221), (26, 4920170), (52, 2460085), (65, 1968068), (130, 984034), (260, 492017)]