391790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1$

素因数の和:236

約数の個数: 32

約数和(自身を含む): 838080

約数和(自身を除く): 446290

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 193, 203, 290, 386, 406, 965, 1015, 1351, 1930, 2030, 2702, 5597, 6755, 11194, 13510, 27985, 39179, 55970, 78358, 195895, 391790]

約数ペア:

[(1, 391790), (2, 195895), (5, 78358), (7, 55970), (10, 39179), (14, 27985), (29, 13510), (35, 11194), (58, 6755), (70, 5597), (145, 2702), (193, 2030), (203, 1930), (290, 1351), (386, 1015), (406, 965)]