51788420

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{48857}}^1$

素因数の和:48919

約数の個数: 24

約数和(自身を含む): 110809944

約数和(自身を除く): 59021524

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 48857, 97714, 195428, 244285, 488570, 977140, 2589421, 5178842, 10357684, 12947105, 25894210, 51788420]

約数ペア:

[(1, 51788420), (2, 25894210), (4, 12947105), (5, 10357684), (10, 5178842), (20, 2589421), (53, 977140), (106, 488570), (212, 244285), (265, 195428), (530, 97714), (1060, 48857)]