474460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{3389}}^1$

素因数の和:3405

約数の個数: 24

約数和(自身を含む): 1139040

約数和(自身を除く): 664580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 3389, 6778, 13556, 16945, 23723, 33890, 47446, 67780, 94892, 118615, 237230, 474460]

約数ペア:

[(1, 474460), (2, 237230), (4, 118615), (5, 94892), (7, 67780), (10, 47446), (14, 33890), (20, 23723), (28, 16945), (35, 13556), (70, 6778), (140, 3389)]