42072008

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{28123}}^1$

素因数の和:28157

約数の個数: 32

約数和(自身を含む): 91121760

約数和(自身を除く): 49049752

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 374, 748, 1496, 28123, 56246, 112492, 224984, 309353, 478091, 618706, 956182, 1237412, 1912364, 2474824, 3824728, 5259001, 10518002, 21036004, 42072008]

約数ペア:

[(1, 42072008), (2, 21036004), (4, 10518002), (8, 5259001), (11, 3824728), (17, 2474824), (22, 1912364), (34, 1237412), (44, 956182), (68, 618706), (88, 478091), (136, 309353), (187, 224984), (374, 112492), (748, 56246), (1496, 28123)]