20173376120

素因数分解:

$2^3\times 5^1\times {\mathrm{36109}}^1\times {\mathrm{13967}}^1$

素因数の和:50087

約数の個数: 32

約数和(自身を含む): 45394603200

約数和(自身を除く): 25221227080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 13967, 27934, 36109, 55868, 69835, 72218, 111736, 139670, 144436, 180545, 279340, 288872, 361090, 558680, 722180, 1444360, 504334403, 1008668806, 2017337612, 2521672015, 4034675224, 5043344030, 10086688060, 20173376120]

約数ペア:

[(1, 20173376120), (2, 10086688060), (4, 5043344030), (5, 4034675224), (8, 2521672015), (10, 2017337612), (20, 1008668806), (40, 504334403), (13967, 1444360), (27934, 722180), (36109, 558680), (55868, 361090), (69835, 288872), (72218, 279340), (111736, 180545), (139670, 144436)]