1944897740

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2261509}}^1$

素因数の和:2261561

約数の個数: 24

約数和(自身を含む): 4179270480

約数和(自身を除く): 2234372740

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 2261509, 4523018, 9046036, 11307545, 22615090, 45230180, 97244887, 194489774, 388979548, 486224435, 972448870, 1944897740]

約数ペア:

[(1, 1944897740), (2, 972448870), (4, 486224435), (5, 388979548), (10, 194489774), (20, 97244887), (43, 45230180), (86, 22615090), (172, 11307545), (215, 9046036), (430, 4523018), (860, 2261509)]