140680456

素因数分解:

$2^3\times 7^1\times {\mathrm{1123}}^1\times {\mathrm{2237}}^1$

素因数の和:3373

約数の個数: 32

約数和(自身を含む): 301861440

約数和(自身を除く): 161180984

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1123, 2237, 2246, 4474, 4492, 7861, 8948, 8984, 15659, 15722, 17896, 31318, 31444, 62636, 62888, 125272, 2512151, 5024302, 10048604, 17585057, 20097208, 35170114, 70340228, 140680456]

約数ペア:

[(1, 140680456), (2, 70340228), (4, 35170114), (7, 20097208), (8, 17585057), (14, 10048604), (28, 5024302), (56, 2512151), (1123, 125272), (2237, 62888), (2246, 62636), (4474, 31444), (4492, 31318), (7861, 17896), (8948, 15722), (8984, 15659)]