26728310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:261

約数の個数: 64

約数和(自身を含む): 57576960

約数和(自身を除く): 30848650

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 67, 70, 82, 134, 139, 205, 278, 287, 335, 410, 469, 574, 670, 695, 938, 973, 1390, 1435, 1946, 2345, 2747, 2870, 4690, 4865, 5494, 5699, 9313, 9730, 11398, 13735, 18626, 19229, 27470, 28495, 38458, 39893, 46565, 56990, 65191, 79786, 93130, 96145, 130382, 192290, 199465, 325955, 381833, 398930, 651910, 763666, 1909165, 2672831, 3818330, 5345662, 13364155, 26728310]

約数ペア:

[(1, 26728310), (2, 13364155), (5, 5345662), (7, 3818330), (10, 2672831), (14, 1909165), (35, 763666), (41, 651910), (67, 398930), (70, 381833), (82, 325955), (134, 199465), (139, 192290), (205, 130382), (278, 96145), (287, 93130), (335, 79786), (410, 65191), (469, 56990), (574, 46565), (670, 39893), (695, 38458), (938, 28495), (973, 27470), (1390, 19229), (1435, 18626), (1946, 13735), (2345, 11398), (2747, 9730), (2870, 9313), (4690, 5699), (4865, 5494)]