28284760

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{14431}}^1$

素因数の和:14456

約数の個数: 48

約数和(自身を含む): 74036160

約数和(自身を除く): 45751400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 14431, 28862, 57724, 72155, 101017, 115448, 144310, 202034, 288620, 404068, 505085, 577240, 707119, 808136, 1010170, 1414238, 2020340, 2828476, 3535595, 4040680, 5656952, 7071190, 14142380, 28284760]

約数ペア:

[(1, 28284760), (2, 14142380), (4, 7071190), (5, 5656952), (7, 4040680), (8, 3535595), (10, 2828476), (14, 2020340), (20, 1414238), (28, 1010170), (35, 808136), (40, 707119), (49, 577240), (56, 505085), (70, 404068), (98, 288620), (140, 202034), (196, 144310), (245, 115448), (280, 101017), (392, 72155), (490, 57724), (980, 28862), (1960, 14431)]