28040272

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{1193}}^1$

素因数の和:1327

約数の個数: 40

約数和(自身を含む): 59074344

約数和(自身を除く): 31034072

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 113, 208, 226, 452, 904, 1193, 1469, 1808, 2386, 2938, 4772, 5876, 9544, 11752, 15509, 19088, 23504, 31018, 62036, 124072, 134809, 248144, 269618, 539236, 1078472, 1752517, 2156944, 3505034, 7010068, 14020136, 28040272]

約数ペア:

[(1, 28040272), (2, 14020136), (4, 7010068), (8, 3505034), (13, 2156944), (16, 1752517), (26, 1078472), (52, 539236), (104, 269618), (113, 248144), (208, 134809), (226, 124072), (452, 62036), (904, 31018), (1193, 23504), (1469, 19088), (1808, 15509), (2386, 11752), (2938, 9544), (4772, 5876)]