1292140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^2$

素因数の和:138

約数の個数: 36

約数和(自身を含む): 2885904

約数和(自身を除く): 1593764

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 53, 92, 106, 115, 212, 230, 265, 460, 530, 1060, 1219, 2438, 2809, 4876, 5618, 6095, 11236, 12190, 14045, 24380, 28090, 56180, 64607, 129214, 258428, 323035, 646070, 1292140]

約数ペア:

[(1, 1292140), (2, 646070), (4, 323035), (5, 258428), (10, 129214), (20, 64607), (23, 56180), (46, 28090), (53, 24380), (92, 14045), (106, 12190), (115, 11236), (212, 6095), (230, 5618), (265, 4876), (460, 2809), (530, 2438), (1060, 1219)]