20246972260

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1307}}^1\times {\mathrm{18013}}^1$

素因数の和:19372

約数の個数: 48

約数和(自身を含む): 43543152576

約数和(自身を除く): 23296180316

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 1307, 2614, 5228, 6535, 13070, 18013, 26140, 36026, 56201, 72052, 90065, 112402, 180130, 224804, 281005, 360260, 562010, 774559, 1124020, 1549118, 3098236, 3872795, 7745590, 15491180, 23542991, 47085982, 94171964, 117714955, 235429910, 470859820, 1012348613, 2024697226, 4049394452, 5061743065, 10123486130, 20246972260]

約数ペア:

[(1, 20246972260), (2, 10123486130), (4, 5061743065), (5, 4049394452), (10, 2024697226), (20, 1012348613), (43, 470859820), (86, 235429910), (172, 117714955), (215, 94171964), (430, 47085982), (860, 23542991), (1307, 15491180), (2614, 7745590), (5228, 3872795), (6535, 3098236), (13070, 1549118), (18013, 1124020), (26140, 774559), (36026, 562010), (56201, 360260), (72052, 281005), (90065, 224804), (112402, 180130)]