18591160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{991}}^1$

素因数の和:1076

約数の個数: 64

約数和(自身を含む): 48568320

約数和(自身を除く): 29977160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 134, 140, 268, 280, 335, 469, 536, 670, 938, 991, 1340, 1876, 1982, 2345, 2680, 3752, 3964, 4690, 4955, 6937, 7928, 9380, 9910, 13874, 18760, 19820, 27748, 34685, 39640, 55496, 66397, 69370, 132794, 138740, 265588, 277480, 331985, 464779, 531176, 663970, 929558, 1327940, 1859116, 2323895, 2655880, 3718232, 4647790, 9295580, 18591160]

約数ペア:

[(1, 18591160), (2, 9295580), (4, 4647790), (5, 3718232), (7, 2655880), (8, 2323895), (10, 1859116), (14, 1327940), (20, 929558), (28, 663970), (35, 531176), (40, 464779), (56, 331985), (67, 277480), (70, 265588), (134, 138740), (140, 132794), (268, 69370), (280, 66397), (335, 55496), (469, 39640), (536, 34685), (670, 27748), (938, 19820), (991, 18760), (1340, 13874), (1876, 9910), (1982, 9380), (2345, 7928), (2680, 6937), (3752, 4955), (3964, 4690)]