260966384

素因数分解:

$2^4\times 7^1\times {\mathrm{139}}^1\times {\mathrm{16763}}^1$

素因数の和:16917

約数の個数: 40

約数和(自身を含む): 582046080

約数和(自身を除く): 321079696

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 139, 278, 556, 973, 1112, 1946, 2224, 3892, 7784, 15568, 16763, 33526, 67052, 117341, 134104, 234682, 268208, 469364, 938728, 1877456, 2330057, 4660114, 9320228, 16310399, 18640456, 32620798, 37280912, 65241596, 130483192, 260966384]

約数ペア:

[(1, 260966384), (2, 130483192), (4, 65241596), (7, 37280912), (8, 32620798), (14, 18640456), (16, 16310399), (28, 9320228), (56, 4660114), (112, 2330057), (139, 1877456), (278, 938728), (556, 469364), (973, 268208), (1112, 234682), (1946, 134104), (2224, 117341), (3892, 67052), (7784, 33526), (15568, 16763)]