2009421175

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{12379}}^1$

素因数の和:12583

約数の個数: 24

約数和(自身を含む): 2566720640

約数和(自身を除く): 557299465

約数列:

[1, 5, 25, 43, 151, 215, 755, 1075, 3775, 6493, 12379, 32465, 61895, 162325, 309475, 532297, 1869229, 2661485, 9346145, 13307425, 46730725, 80376847, 401884235, 2009421175]

約数ペア:

[(1, 2009421175), (5, 401884235), (25, 80376847), (43, 46730725), (151, 13307425), (215, 9346145), (755, 2661485), (1075, 1869229), (3775, 532297), (6493, 309475), (12379, 162325), (32465, 61895)]