205740570

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{979717}}^1$

素因数の和:979734

約数の個数: 32

約数和(自身を含む): 564317568

約数和(自身を除く): 358576998

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 979717, 1959434, 2939151, 4898585, 5878302, 6858019, 9797170, 13716038, 14695755, 20574057, 29391510, 34290095, 41148114, 68580190, 102870285, 205740570]

約数ペア:

[(1, 205740570), (2, 102870285), (3, 68580190), (5, 41148114), (6, 34290095), (7, 29391510), (10, 20574057), (14, 14695755), (15, 13716038), (21, 9797170), (30, 6858019), (35, 5878302), (42, 4898585), (70, 2939151), (105, 1959434), (210, 979717)]