5420940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{12907}}^1$

素因数の和:12926

約数の個数: 48

約数和(自身を含む): 17348352

約数和(自身を除く): 11927412

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 12907, 25814, 38721, 51628, 64535, 77442, 90349, 129070, 154884, 180698, 193605, 258140, 271047, 361396, 387210, 451745, 542094, 774420, 903490, 1084188, 1355235, 1806980, 2710470, 5420940]

約数ペア:

[(1, 5420940), (2, 2710470), (3, 1806980), (4, 1355235), (5, 1084188), (6, 903490), (7, 774420), (10, 542094), (12, 451745), (14, 387210), (15, 361396), (20, 271047), (21, 258140), (28, 193605), (30, 180698), (35, 154884), (42, 129070), (60, 90349), (70, 77442), (84, 64535), (105, 51628), (140, 38721), (210, 25814), (420, 12907)]