4005876

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{463}}^1$

素因数の和:580

約数の個数: 48

約数和(自身を含む): 10809344

約数和(自身を除く): 6803468

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 103, 206, 309, 412, 463, 618, 721, 926, 1236, 1389, 1442, 1852, 2163, 2778, 2884, 3241, 4326, 5556, 6482, 8652, 9723, 12964, 19446, 38892, 47689, 95378, 143067, 190756, 286134, 333823, 572268, 667646, 1001469, 1335292, 2002938, 4005876]

約数ペア:

[(1, 4005876), (2, 2002938), (3, 1335292), (4, 1001469), (6, 667646), (7, 572268), (12, 333823), (14, 286134), (21, 190756), (28, 143067), (42, 95378), (84, 47689), (103, 38892), (206, 19446), (309, 12964), (412, 9723), (463, 8652), (618, 6482), (721, 5556), (926, 4326), (1236, 3241), (1389, 2884), (1442, 2778), (1852, 2163)]