20050470670

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{135467}}^1$

素因数の和:135553

約数の個数: 48

約数和(自身を含む): 39019660848

約数和(自身を除く): 18969190178

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 361, 410, 722, 779, 1558, 1805, 3610, 3895, 7790, 14801, 29602, 74005, 135467, 148010, 270934, 677335, 1354670, 2573873, 5147746, 5554147, 11108294, 12869365, 25738730, 27770735, 48903587, 55541470, 97807174, 105528793, 211057586, 244517935, 489035870, 527643965, 1055287930, 2005047067, 4010094134, 10025235335, 20050470670]

約数ペア:

[(1, 20050470670), (2, 10025235335), (5, 4010094134), (10, 2005047067), (19, 1055287930), (38, 527643965), (41, 489035870), (82, 244517935), (95, 211057586), (190, 105528793), (205, 97807174), (361, 55541470), (410, 48903587), (722, 27770735), (779, 25738730), (1558, 12869365), (1805, 11108294), (3610, 5554147), (3895, 5147746), (7790, 2573873), (14801, 1354670), (29602, 677335), (74005, 270934), (135467, 148010)]