208264910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{69191}}^1$

素因数の和:69248

約数の個数: 32

約数和(自身を含む): 438400512

約数和(自身を除く): 230135602

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 215, 301, 430, 602, 1505, 3010, 69191, 138382, 345955, 484337, 691910, 968674, 2421685, 2975213, 4843370, 5950426, 14876065, 20826491, 29752130, 41652982, 104132455, 208264910]

約数ペア:

[(1, 208264910), (2, 104132455), (5, 41652982), (7, 29752130), (10, 20826491), (14, 14876065), (35, 5950426), (43, 4843370), (70, 2975213), (86, 2421685), (215, 968674), (301, 691910), (430, 484337), (602, 345955), (1505, 138382), (3010, 69191)]