25998980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{185707}}^1$

素因数の和:185723

約数の個数: 24

約数和(自身を含む): 62397888

約数和(自身を除く): 36398908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 185707, 371414, 742828, 928535, 1299949, 1857070, 2599898, 3714140, 5199796, 6499745, 12999490, 25998980]

約数ペア:

[(1, 25998980), (2, 12999490), (4, 6499745), (5, 5199796), (7, 3714140), (10, 2599898), (14, 1857070), (20, 1299949), (28, 928535), (35, 742828), (70, 371414), (140, 185707)]