20221180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{3359}}^1$

素因数の和:3418

約数の個数: 48

約数和(自身を含む): 49674240

約数和(自身を除く): 29453060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 3359, 6020, 6718, 13436, 16795, 23513, 33590, 47026, 67180, 94052, 117565, 144437, 235130, 288874, 470260, 577748, 722185, 1011059, 1444370, 2022118, 2888740, 4044236, 5055295, 10110590, 20221180]

約数ペア:

[(1, 20221180), (2, 10110590), (4, 5055295), (5, 4044236), (7, 2888740), (10, 2022118), (14, 1444370), (20, 1011059), (28, 722185), (35, 577748), (43, 470260), (70, 288874), (86, 235130), (140, 144437), (172, 117565), (215, 94052), (301, 67180), (430, 47026), (602, 33590), (860, 23513), (1204, 16795), (1505, 13436), (3010, 6718), (3359, 6020)]