1980921.00000000

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{241}}^1$

素因数の和:443

約数の個数: 32

約数和(自身を含む): 42444864

約数和(自身を除く): 12634369

約数列:

[1, 5, 11, 13, 55, 65, 143, 173, 241, 715, 865, 1205, 1903, 2249, 2651, 3133, 9515, 11245, 13255, 15665, 24739, 34463, 41693, 123695, 172315, 208465, 458623, 542009, 2293115, 2710045, 5962099, 29810495]

約数ペア:

[(1, 29810495), (5, 5962099), (11, 2710045), (13, 2293115), (55, 542009), (65, 458623), (143, 208465), (173, 172315), (241, 123695), (715, 41693), (865, 34463), (1205, 24739), (1903, 15665), (2249, 13255), (2651, 11245), (3133, 9515)]