40164328

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1901}}^1$

素因数の和:2065

約数の個数: 32

約数和(自身を含む): 79884000

約数和(自身を除く): 39719672

約数列:

[1, 2, 4, 8, 19, 38, 76, 139, 152, 278, 556, 1112, 1901, 2641, 3802, 5282, 7604, 10564, 15208, 21128, 36119, 72238, 144476, 264239, 288952, 528478, 1056956, 2113912, 5020541, 10041082, 20082164, 40164328]

約数ペア:

[(1, 40164328), (2, 20082164), (4, 10041082), (8, 5020541), (19, 2113912), (38, 1056956), (76, 528478), (139, 288952), (152, 264239), (278, 144476), (556, 72238), (1112, 36119), (1901, 21128), (2641, 15208), (3802, 10564), (5282, 7604)]