77441420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{553153}}^1$

素因数の和:553169

約数の個数: 24

約数和(自身を含む): 185859744

約数和(自身を除く): 108418324

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 553153, 1106306, 2212612, 2765765, 3872071, 5531530, 7744142, 11063060, 15488284, 19360355, 38720710, 77441420]

約数ペア:

[(1, 77441420), (2, 38720710), (4, 19360355), (5, 15488284), (7, 11063060), (10, 7744142), (14, 5531530), (20, 3872071), (28, 2765765), (35, 2212612), (70, 1106306), (140, 553153)]