1890147160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4295789}}^1$

素因数の和:4295811

約数の個数: 32

約数和(自身を含む): 4639453200

約数和(自身を除く): 2749306040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 4295789, 8591578, 17183156, 21478945, 34366312, 42957890, 47253679, 85915780, 94507358, 171831560, 189014716, 236268395, 378029432, 472536790, 945073580, 1890147160]

約数ペア:

[(1, 1890147160), (2, 945073580), (4, 472536790), (5, 378029432), (8, 236268395), (10, 189014716), (11, 171831560), (20, 94507358), (22, 85915780), (40, 47253679), (44, 42957890), (55, 34366312), (88, 21478945), (110, 17183156), (220, 8591578), (440, 4295789)]