56575540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{21269}}^1$

素因数の和:21304

約数の個数: 48

約数和(自身を含む): 142934400

約数和(自身を除く): 86358860

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 21269, 42538, 85076, 106345, 148883, 212690, 297766, 404111, 425380, 595532, 744415, 808222, 1488830, 1616444, 2020555, 2828777, 2977660, 4041110, 5657554, 8082220, 11315108, 14143885, 28287770, 56575540]

約数ペア:

[(1, 56575540), (2, 28287770), (4, 14143885), (5, 11315108), (7, 8082220), (10, 5657554), (14, 4041110), (19, 2977660), (20, 2828777), (28, 2020555), (35, 1616444), (38, 1488830), (70, 808222), (76, 744415), (95, 595532), (133, 425380), (140, 404111), (190, 297766), (266, 212690), (380, 148883), (532, 106345), (665, 85076), (1330, 42538), (2660, 21269)]