90893740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{1669}}^1$

素因数の和:2074

約数の個数: 48

約数和(自身を含む): 218836800

約数和(自身を除く): 127943060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 389, 778, 1556, 1669, 1945, 2723, 3338, 3890, 5446, 6676, 7780, 8345, 10892, 11683, 13615, 16690, 23366, 27230, 33380, 46732, 54460, 58415, 116830, 233660, 649241, 1298482, 2596964, 3246205, 4544687, 6492410, 9089374, 12984820, 18178748, 22723435, 45446870, 90893740]

約数ペア:

[(1, 90893740), (2, 45446870), (4, 22723435), (5, 18178748), (7, 12984820), (10, 9089374), (14, 6492410), (20, 4544687), (28, 3246205), (35, 2596964), (70, 1298482), (140, 649241), (389, 233660), (778, 116830), (1556, 58415), (1669, 54460), (1945, 46732), (2723, 33380), (3338, 27230), (3890, 23366), (5446, 16690), (6676, 13615), (7780, 11683), (8345, 10892)]