12773960

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{7789}}^1$

素因数の和:7841

約数の個数: 32

約数和(自身を含む): 29446200

約数和(自身を除く): 16672240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 7789, 15578, 31156, 38945, 62312, 77890, 155780, 311560, 319349, 638698, 1277396, 1596745, 2554792, 3193490, 6386980, 12773960]

約数ペア:

[(1, 12773960), (2, 6386980), (4, 3193490), (5, 2554792), (8, 1596745), (10, 1277396), (20, 638698), (40, 319349), (41, 311560), (82, 155780), (164, 77890), (205, 62312), (328, 38945), (410, 31156), (820, 15578), (1640, 7789)]