3925360

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{353}}^1$

素因数の和:505

約数の個数: 40

約数和(自身を含む): 9218160

約数和(自身を除く): 5292800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 353, 556, 695, 706, 1112, 1390, 1412, 1765, 2224, 2780, 2824, 3530, 5560, 5648, 7060, 11120, 14120, 28240, 49067, 98134, 196268, 245335, 392536, 490670, 785072, 981340, 1962680, 3925360]

約数ペア:

[(1, 3925360), (2, 1962680), (4, 981340), (5, 785072), (8, 490670), (10, 392536), (16, 245335), (20, 196268), (40, 98134), (80, 49067), (139, 28240), (278, 14120), (353, 11120), (556, 7060), (695, 5648), (706, 5560), (1112, 3530), (1390, 2824), (1412, 2780), (1765, 2224)]