30707180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1601}}^1$

素因数の和:1754

約数の個数: 48

約数和(自身を含む): 74281536

約数和(自身を除く): 43574356

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 137, 140, 274, 548, 685, 959, 1370, 1601, 1918, 2740, 3202, 3836, 4795, 6404, 8005, 9590, 11207, 16010, 19180, 22414, 32020, 44828, 56035, 112070, 219337, 224140, 438674, 877348, 1096685, 1535359, 2193370, 3070718, 4386740, 6141436, 7676795, 15353590, 30707180]

約数ペア:

[(1, 30707180), (2, 15353590), (4, 7676795), (5, 6141436), (7, 4386740), (10, 3070718), (14, 2193370), (20, 1535359), (28, 1096685), (35, 877348), (70, 438674), (137, 224140), (140, 219337), (274, 112070), (548, 56035), (685, 44828), (959, 32020), (1370, 22414), (1601, 19180), (1918, 16010), (2740, 11207), (3202, 9590), (3836, 8005), (4795, 6404)]