20161351920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{84005633}}^1$

素因数の和:84005649

約数の個数: 40

約数和(自身を含む): 62500191696

約数和(自身を除く): 42338839776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 84005633, 168011266, 252016899, 336022532, 420028165, 504033798, 672045064, 840056330, 1008067596, 1260084495, 1344090128, 1680112660, 2016135192, 2520168990, 3360225320, 4032270384, 5040337980, 6720450640, 10080675960, 20161351920]

約数ペア:

[(1, 20161351920), (2, 10080675960), (3, 6720450640), (4, 5040337980), (5, 4032270384), (6, 3360225320), (8, 2520168990), (10, 2016135192), (12, 1680112660), (15, 1344090128), (16, 1260084495), (20, 1008067596), (24, 840056330), (30, 672045064), (40, 504033798), (48, 420028165), (60, 336022532), (80, 252016899), (120, 168011266), (240, 84005633)]