2020884005

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{4493}}^1$

素因数の和:4757

約数の個数: 32

約数和(自身を含む): 2826690048

約数和(自身を除く): 805806043

約数列:

[1, 5, 7, 35, 71, 181, 355, 497, 905, 1267, 2485, 4493, 6335, 12851, 22465, 31451, 64255, 89957, 157255, 319003, 449785, 813233, 1595015, 2233021, 4066165, 5692631, 11165105, 28463155, 57739543, 288697715, 404176801, 2020884005]

約数ペア:

[(1, 2020884005), (5, 404176801), (7, 288697715), (35, 57739543), (71, 28463155), (181, 11165105), (355, 5692631), (497, 4066165), (905, 2233021), (1267, 1595015), (2485, 813233), (4493, 449785), (6335, 319003), (12851, 157255), (22465, 89957), (31451, 64255)]