2051245570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{810769}}^1$

素因数の和:810810

約数の個数: 32

約数和(自身を含む): 4203031680

約数和(自身を除く): 2151786110

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 810769, 1621538, 4053845, 8107690, 8918459, 17836918, 18647687, 37295374, 44592295, 89184590, 93238435, 186476870, 205124557, 410249114, 1025622785, 2051245570]

約数ペア:

[(1, 2051245570), (2, 1025622785), (5, 410249114), (10, 205124557), (11, 186476870), (22, 93238435), (23, 89184590), (46, 44592295), (55, 37295374), (110, 18647687), (115, 17836918), (230, 8918459), (253, 8107690), (506, 4053845), (1265, 1621538), (2530, 810769)]