29868410

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{20887}}^1$

素因数の和:20918

約数の個数: 32

約数和(自身を含む): 63165312

約数和(自身を除く): 33296902

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 20887, 41774, 104435, 208870, 229757, 271531, 459514, 543062, 1148785, 1357655, 2297570, 2715310, 2986841, 5973682, 14934205, 29868410]

約数ペア:

[(1, 29868410), (2, 14934205), (5, 5973682), (10, 2986841), (11, 2715310), (13, 2297570), (22, 1357655), (26, 1148785), (55, 543062), (65, 459514), (110, 271531), (130, 229757), (143, 208870), (286, 104435), (715, 41774), (1430, 20887)]