255035060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1821679}}^1$

素因数の和:1821695

約数の個数: 24

約数和(自身を含む): 612084480

約数和(自身を除く): 357049420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1821679, 3643358, 7286716, 9108395, 12751753, 18216790, 25503506, 36433580, 51007012, 63758765, 127517530, 255035060]

約数ペア:

[(1, 255035060), (2, 127517530), (4, 63758765), (5, 51007012), (7, 36433580), (10, 25503506), (14, 18216790), (20, 12751753), (28, 9108395), (35, 7286716), (70, 3643358), (140, 1821679)]