214913780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{3463}}^1$

素因数の和:3608

約数の個数: 48

約数和(自身を含む): 471381120

約数和(自身を除く): 256467340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 107, 116, 145, 214, 290, 428, 535, 580, 1070, 2140, 3103, 3463, 6206, 6926, 12412, 13852, 15515, 17315, 31030, 34630, 62060, 69260, 100427, 200854, 370541, 401708, 502135, 741082, 1004270, 1482164, 1852705, 2008540, 3705410, 7410820, 10745689, 21491378, 42982756, 53728445, 107456890, 214913780]

約数ペア:

[(1, 214913780), (2, 107456890), (4, 53728445), (5, 42982756), (10, 21491378), (20, 10745689), (29, 7410820), (58, 3705410), (107, 2008540), (116, 1852705), (145, 1482164), (214, 1004270), (290, 741082), (428, 502135), (535, 401708), (580, 370541), (1070, 200854), (2140, 100427), (3103, 69260), (3463, 62060), (6206, 34630), (6926, 31030), (12412, 17315), (13852, 15515)]