8390940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1307}}^1$

素因数の和:1426

約数の個数: 48

約数和(自身を含む): 23732352

約数和(自身を除く): 15341412

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 107, 214, 321, 428, 535, 642, 1070, 1284, 1307, 1605, 2140, 2614, 3210, 3921, 5228, 6420, 6535, 7842, 13070, 15684, 19605, 26140, 39210, 78420, 139849, 279698, 419547, 559396, 699245, 839094, 1398490, 1678188, 2097735, 2796980, 4195470, 8390940]

約数ペア:

[(1, 8390940), (2, 4195470), (3, 2796980), (4, 2097735), (5, 1678188), (6, 1398490), (10, 839094), (12, 699245), (15, 559396), (20, 419547), (30, 279698), (60, 139849), (107, 78420), (214, 39210), (321, 26140), (428, 19605), (535, 15684), (642, 13070), (1070, 7842), (1284, 6535), (1307, 6420), (1605, 5228), (2140, 3921), (2614, 3210)]