20120415

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{5179}}^1$

素因数の和:5231

約数の個数: 32

約数和(自身を含む): 37793280

約数和(自身を除く): 17672865

約数列:

[1, 3, 5, 7, 15, 21, 35, 37, 105, 111, 185, 259, 555, 777, 1295, 3885, 5179, 15537, 25895, 36253, 77685, 108759, 181265, 191623, 543795, 574869, 958115, 1341361, 2874345, 4024083, 6706805, 20120415]

約数ペア:

[(1, 20120415), (3, 6706805), (5, 4024083), (7, 2874345), (15, 1341361), (21, 958115), (35, 574869), (37, 543795), (105, 191623), (111, 181265), (185, 108759), (259, 77685), (555, 36253), (777, 25895), (1295, 15537), (3885, 5179)]