1962680

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{353}}^1$

素因数の和:503

約数の個数: 32

約数和(自身を含む): 4460400

約数和(自身を除く): 2497720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 353, 556, 695, 706, 1112, 1390, 1412, 1765, 2780, 2824, 3530, 5560, 7060, 14120, 49067, 98134, 196268, 245335, 392536, 490670, 981340, 1962680]

約数ペア:

[(1, 1962680), (2, 981340), (4, 490670), (5, 392536), (8, 245335), (10, 196268), (20, 98134), (40, 49067), (139, 14120), (278, 7060), (353, 5560), (556, 3530), (695, 2824), (706, 2780), (1112, 1765), (1390, 1412)]