421613710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{140071}}^1$

素因数の和:140128

約数の個数: 32

約数和(自身を含む): 887496192

約数和(自身を除く): 465882482

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 215, 301, 430, 602, 1505, 3010, 140071, 280142, 700355, 980497, 1400710, 1960994, 4902485, 6023053, 9804970, 12046106, 30115265, 42161371, 60230530, 84322742, 210806855, 421613710]

約数ペア:

[(1, 421613710), (2, 210806855), (5, 84322742), (7, 60230530), (10, 42161371), (14, 30115265), (35, 12046106), (43, 9804970), (70, 6023053), (86, 4902485), (215, 1960994), (301, 1400710), (430, 980497), (602, 700355), (1505, 280142), (3010, 140071)]