19970650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{57059}}^1$

素因数の和:57078

約数の個数: 24

約数和(自身を含む): 42452640

約数和(自身を除く): 22481990

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 350, 57059, 114118, 285295, 399413, 570590, 798826, 1426475, 1997065, 2852950, 3994130, 9985325, 19970650]

約数ペア:

[(1, 19970650), (2, 9985325), (5, 3994130), (7, 2852950), (10, 1997065), (14, 1426475), (25, 798826), (35, 570590), (50, 399413), (70, 285295), (175, 114118), (350, 57059)]