420839710

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{978697}}^1$

素因数の和:978747

約数の個数: 16

約数和(自身を含む): 775128816

約数和(自身を除く): 354289106

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 978697, 1957394, 4893485, 9786970, 42083971, 84167942, 210419855, 420839710]

約数ペア:

[(1, 420839710), (2, 210419855), (5, 84167942), (10, 42083971), (43, 9786970), (86, 4893485), (215, 1957394), (430, 978697)]