2080451945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{61909}}^1$

素因数の和:61985

約数の個数: 32

約数和(自身を含む): 2995453440

約数和(自身を除く): 915001495

約数列:

[1, 5, 11, 13, 47, 55, 65, 143, 235, 517, 611, 715, 2585, 3055, 6721, 33605, 61909, 309545, 680999, 804817, 2909723, 3404995, 4024085, 8852987, 14548615, 32006953, 37826399, 44264935, 160034765, 189131995, 416090389, 2080451945]

約数ペア:

[(1, 2080451945), (5, 416090389), (11, 189131995), (13, 160034765), (47, 44264935), (55, 37826399), (65, 32006953), (143, 14548615), (235, 8852987), (517, 4024085), (611, 3404995), (715, 2909723), (2585, 804817), (3055, 680999), (6721, 309545), (33605, 61909)]