19196720

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{10433}}^1$

素因数の和:10469

約数の個数: 40

約数和(自身を含む): 46577376

約数和(自身を除く): 27380656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 10433, 20866, 41732, 52165, 83464, 104330, 166928, 208660, 239959, 417320, 479918, 834640, 959836, 1199795, 1919672, 2399590, 3839344, 4799180, 9598360, 19196720]

約数ペア:

[(1, 19196720), (2, 9598360), (4, 4799180), (5, 3839344), (8, 2399590), (10, 1919672), (16, 1199795), (20, 959836), (23, 834640), (40, 479918), (46, 417320), (80, 239959), (92, 208660), (115, 166928), (184, 104330), (230, 83464), (368, 52165), (460, 41732), (920, 20866), (1840, 10433)]