11656540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{599}}^1$

素因数の和:754

約数の個数: 48

約数和(自身を含む): 28224000

約数和(自身を除く): 16567460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 278, 556, 599, 695, 973, 1198, 1390, 1946, 2396, 2780, 2995, 3892, 4193, 4865, 5990, 8386, 9730, 11980, 16772, 19460, 20965, 41930, 83261, 83860, 166522, 333044, 416305, 582827, 832610, 1165654, 1665220, 2331308, 2914135, 5828270, 11656540]

約数ペア:

[(1, 11656540), (2, 5828270), (4, 2914135), (5, 2331308), (7, 1665220), (10, 1165654), (14, 832610), (20, 582827), (28, 416305), (35, 333044), (70, 166522), (139, 83860), (140, 83261), (278, 41930), (556, 20965), (599, 19460), (695, 16772), (973, 11980), (1198, 9730), (1390, 8386), (1946, 5990), (2396, 4865), (2780, 4193), (2995, 3892)]