315056420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2250403}}^1$

素因数の和:2250419

約数の個数: 24

約数和(自身を含む): 756135744

約数和(自身を除く): 441079324

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2250403, 4500806, 9001612, 11252015, 15752821, 22504030, 31505642, 45008060, 63011284, 78764105, 157528210, 315056420]

約数ペア:

[(1, 315056420), (2, 157528210), (4, 78764105), (5, 63011284), (7, 45008060), (10, 31505642), (14, 22504030), (20, 15752821), (28, 11252015), (35, 9001612), (70, 4500806), (140, 2250403)]