4406420

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{4157}}^1$

素因数の和:4219

約数の個数: 24

約数和(自身を含む): 9430344

約数和(自身を除く): 5023924

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 4157, 8314, 16628, 20785, 41570, 83140, 220321, 440642, 881284, 1101605, 2203210, 4406420]

約数ペア:

[(1, 4406420), (2, 2203210), (4, 1101605), (5, 881284), (10, 440642), (20, 220321), (53, 83140), (106, 41570), (212, 20785), (265, 16628), (530, 8314), (1060, 4157)]