27658360

素因数分解:

$2^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{2089}}^1$

素因数の和:2431

約数の個数: 32

約数和(自身を含む): 62449200

約数和(自身を除く): 34790840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 331, 662, 1324, 1655, 2089, 2648, 3310, 4178, 6620, 8356, 10445, 13240, 16712, 20890, 41780, 83560, 691459, 1382918, 2765836, 3457295, 5531672, 6914590, 13829180, 27658360]

約数ペア:

[(1, 27658360), (2, 13829180), (4, 6914590), (5, 5531672), (8, 3457295), (10, 2765836), (20, 1382918), (40, 691459), (331, 83560), (662, 41780), (1324, 20890), (1655, 16712), (2089, 13240), (2648, 10445), (3310, 8356), (4178, 6620)]