2987110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1$

素因数の和:460

約数の個数: 32

約数和(自身を含む): 6209280

約数和(自身を除く): 3222170

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 139, 278, 307, 614, 695, 973, 1390, 1535, 1946, 2149, 3070, 4298, 4865, 9730, 10745, 21490, 42673, 85346, 213365, 298711, 426730, 597422, 1493555, 2987110]

約数ペア:

[(1, 2987110), (2, 1493555), (5, 597422), (7, 426730), (10, 298711), (14, 213365), (35, 85346), (70, 42673), (139, 21490), (278, 10745), (307, 9730), (614, 4865), (695, 4298), (973, 3070), (1390, 2149), (1535, 1946)]