2006648740

素因数分解:

$2^2\times 5^1\times {\mathrm{5449}}^1\times {\mathrm{18413}}^1$

素因数の和:23871

約数の個数: 24

約数和(自身を含む): 4214964600

約数和(自身を除く): 2208315860

約数列:

[1, 2, 4, 5, 10, 20, 5449, 10898, 18413, 21796, 27245, 36826, 54490, 73652, 92065, 108980, 184130, 368260, 100332437, 200664874, 401329748, 501662185, 1003324370, 2006648740]

約数ペア:

[(1, 2006648740), (2, 1003324370), (4, 501662185), (5, 401329748), (10, 200664874), (20, 100332437), (5449, 368260), (10898, 184130), (18413, 108980), (21796, 92065), (27245, 73652), (36826, 54490)]