490076210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{121607}}^1$

素因数の和:121658

約数の個数: 32

約数和(自身を含む): 980646912

約数和(自身を除く): 490570702

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 121607, 243214, 608035, 1216070, 1580891, 3161782, 3769817, 7539634, 7904455, 15808910, 18849085, 37698170, 49007621, 98015242, 245038105, 490076210]

約数ペア:

[(1, 490076210), (2, 245038105), (5, 98015242), (10, 49007621), (13, 37698170), (26, 18849085), (31, 15808910), (62, 7904455), (65, 7539634), (130, 3769817), (155, 3161782), (310, 1580891), (403, 1216070), (806, 608035), (2015, 243214), (4030, 121607)]