556242680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1986581}}^1$

素因数の和:1986599

約数の個数: 32

約数和(自身を含む): 1430339040

約数和(自身を除く): 874096360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1986581, 3973162, 7946324, 9932905, 13906067, 15892648, 19865810, 27812134, 39731620, 55624268, 69530335, 79463240, 111248536, 139060670, 278121340, 556242680]

約数ペア:

[(1, 556242680), (2, 278121340), (4, 139060670), (5, 111248536), (7, 79463240), (8, 69530335), (10, 55624268), (14, 39731620), (20, 27812134), (28, 19865810), (35, 15892648), (40, 13906067), (56, 9932905), (70, 7946324), (140, 3973162), (280, 1986581)]