24745640

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{14387}}^1$

素因数の和:14441

約数の個数: 32

約数和(自身を含む): 56976480

約数和(自身を除く): 32230840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 14387, 28774, 57548, 71935, 115096, 143870, 287740, 575480, 618641, 1237282, 2474564, 3093205, 4949128, 6186410, 12372820, 24745640]

約数ペア:

[(1, 24745640), (2, 12372820), (4, 6186410), (5, 4949128), (8, 3093205), (10, 2474564), (20, 1237282), (40, 618641), (43, 575480), (86, 287740), (172, 143870), (215, 115096), (344, 71935), (430, 57548), (860, 28774), (1720, 14387)]