40005485

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{1979}}^1$

素因数の和:2308

約数の個数: 16

約数和(自身を含む): 51891840

約数和(自身を除く): 11886355

約数列:

[1, 5, 13, 65, 311, 1555, 1979, 4043, 9895, 20215, 25727, 128635, 615469, 3077345, 8001097, 40005485]

約数ペア:

[(1, 40005485), (5, 8001097), (13, 3077345), (65, 615469), (311, 128635), (1555, 25727), (1979, 20215), (4043, 9895)]