2547870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:209

約数の個数: 64

約数和(自身を含む): 6773760

約数和(自身を除く): 4225890

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 47, 65, 78, 94, 130, 139, 141, 195, 235, 278, 282, 390, 417, 470, 611, 695, 705, 834, 1222, 1390, 1410, 1807, 1833, 2085, 3055, 3614, 3666, 4170, 5421, 6110, 6533, 9035, 9165, 10842, 13066, 18070, 18330, 19599, 27105, 32665, 39198, 54210, 65330, 84929, 97995, 169858, 195990, 254787, 424645, 509574, 849290, 1273935, 2547870]

約数ペア:

[(1, 2547870), (2, 1273935), (3, 849290), (5, 509574), (6, 424645), (10, 254787), (13, 195990), (15, 169858), (26, 97995), (30, 84929), (39, 65330), (47, 54210), (65, 39198), (78, 32665), (94, 27105), (130, 19599), (139, 18330), (141, 18070), (195, 13066), (235, 10842), (278, 9165), (282, 9035), (390, 6533), (417, 6110), (470, 5421), (611, 4170), (695, 3666), (705, 3614), (834, 3055), (1222, 2085), (1390, 1833), (1410, 1807)]