140880068

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{63689}}^1$

素因数の和:63779

約数の個数: 24

約数和(自身を含む): 285331200

約数和(自身を除く): 144451132

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 316, 553, 1106, 2212, 63689, 127378, 254756, 445823, 891646, 1783292, 5031431, 10062862, 20125724, 35220017, 70440034, 140880068]

約数ペア:

[(1, 140880068), (2, 70440034), (4, 35220017), (7, 20125724), (14, 10062862), (28, 5031431), (79, 1783292), (158, 891646), (316, 445823), (553, 254756), (1106, 127378), (2212, 63689)]