28640336

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{349}}^1$

素因数の和:603

約数の個数: 40

約数和(自身を含む): 58329600

約数和(自身を除く): 29689264

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 223, 349, 368, 446, 698, 892, 1396, 1784, 2792, 3568, 5129, 5584, 8027, 10258, 16054, 20516, 32108, 41032, 64216, 77827, 82064, 128432, 155654, 311308, 622616, 1245232, 1790021, 3580042, 7160084, 14320168, 28640336]

約数ペア:

[(1, 28640336), (2, 14320168), (4, 7160084), (8, 3580042), (16, 1790021), (23, 1245232), (46, 622616), (92, 311308), (184, 155654), (223, 128432), (349, 82064), (368, 77827), (446, 64216), (698, 41032), (892, 32108), (1396, 20516), (1784, 16054), (2792, 10258), (3568, 8027), (5129, 5584)]