581420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{4153}}^1$

素因数の和:4169

約数の個数: 24

約数和(自身を含む): 1395744

約数和(自身を除く): 814324

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 4153, 8306, 16612, 20765, 29071, 41530, 58142, 83060, 116284, 145355, 290710, 581420]

約数ペア:

[(1, 581420), (2, 290710), (4, 145355), (5, 116284), (7, 83060), (10, 58142), (14, 41530), (20, 29071), (28, 20765), (35, 16612), (70, 8306), (140, 4153)]