20111770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{6113}}^1$

素因数の和:6174

約数の個数: 32

約数和(自身を含む): 42259968

約数和(自身を除く): 22148198

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 94, 235, 329, 470, 658, 1645, 3290, 6113, 12226, 30565, 42791, 61130, 85582, 213955, 287311, 427910, 574622, 1436555, 2011177, 2873110, 4022354, 10055885, 20111770]

約数ペア:

[(1, 20111770), (2, 10055885), (5, 4022354), (7, 2873110), (10, 2011177), (14, 1436555), (35, 574622), (47, 427910), (70, 287311), (94, 213955), (235, 85582), (329, 61130), (470, 42791), (658, 30565), (1645, 12226), (3290, 6113)]