690620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{4933}}^1$

素因数の和:4949

約数の個数: 24

約数和(自身を含む): 1657824

約数和(自身を除く): 967204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 4933, 9866, 19732, 24665, 34531, 49330, 69062, 98660, 138124, 172655, 345310, 690620]

約数ペア:

[(1, 690620), (2, 345310), (4, 172655), (5, 138124), (7, 98660), (10, 69062), (14, 49330), (20, 34531), (28, 24665), (35, 19732), (70, 9866), (140, 4933)]