260863730

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{33487}}^1$

素因数の和:33554

約数の個数: 32

約数和(自身を含む): 506338560

約数和(自身を除く): 245474830

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 779, 1558, 3895, 7790, 33487, 66974, 167435, 334870, 636253, 1272506, 1372967, 2745934, 3181265, 6362530, 6864835, 13729670, 26086373, 52172746, 130431865, 260863730]

約数ペア:

[(1, 260863730), (2, 130431865), (5, 52172746), (10, 26086373), (19, 13729670), (38, 6864835), (41, 6362530), (82, 3181265), (95, 2745934), (190, 1372967), (205, 1272506), (410, 636253), (779, 334870), (1558, 167435), (3895, 66974), (7790, 33487)]