2019423920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1097513}}^1$

素因数の和:1097549

約数の個数: 40

約数和(自身を含む): 4899302496

約数和(自身を除く): 2879878576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 1097513, 2195026, 4390052, 5487565, 8780104, 10975130, 17560208, 21950260, 25242799, 43900520, 50485598, 87801040, 100971196, 126213995, 201942392, 252427990, 403884784, 504855980, 1009711960, 2019423920]

約数ペア:

[(1, 2019423920), (2, 1009711960), (4, 504855980), (5, 403884784), (8, 252427990), (10, 201942392), (16, 126213995), (20, 100971196), (23, 87801040), (40, 50485598), (46, 43900520), (80, 25242799), (92, 21950260), (115, 17560208), (184, 10975130), (230, 8780104), (368, 5487565), (460, 4390052), (920, 2195026), (1840, 1097513)]