260018454992

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{205710803}}^1$

素因数の和:205710890

約数の個数: 20

約数和(自身を含む): 510162793920

約数和(自身を除く): 250144338928

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 205710803, 411421606, 822843212, 1645686424, 3291372848, 16251153437, 32502306874, 65004613748, 130009227496, 260018454992]

約数ペア:

[(1, 260018454992), (2, 130009227496), (4, 65004613748), (8, 32502306874), (16, 16251153437), (79, 3291372848), (158, 1645686424), (316, 822843212), (632, 411421606), (1264, 205710803)]