20069800

素因数分解:

$2^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{4363}}^1$

素因数の和:4402

約数の個数: 48

約数和(自身を含む): 48702240

約数和(自身を除く): 28632440

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 92, 100, 115, 184, 200, 230, 460, 575, 920, 1150, 2300, 4363, 4600, 8726, 17452, 21815, 34904, 43630, 87260, 100349, 109075, 174520, 200698, 218150, 401396, 436300, 501745, 802792, 872600, 1003490, 2006980, 2508725, 4013960, 5017450, 10034900, 20069800]

約数ペア:

[(1, 20069800), (2, 10034900), (4, 5017450), (5, 4013960), (8, 2508725), (10, 2006980), (20, 1003490), (23, 872600), (25, 802792), (40, 501745), (46, 436300), (50, 401396), (92, 218150), (100, 200698), (115, 174520), (184, 109075), (200, 100349), (230, 87260), (460, 43630), (575, 34904), (920, 21815), (1150, 17452), (2300, 8726), (4363, 4600)]