2490396

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:194

約数の個数: 48

約数和(自身を含む): 6128640

約数和(自身を除く): 3638244

約数列:

[1, 2, 3, 4, 6, 12, 37, 71, 74, 79, 111, 142, 148, 158, 213, 222, 237, 284, 316, 426, 444, 474, 852, 948, 2627, 2923, 5254, 5609, 5846, 7881, 8769, 10508, 11218, 11692, 15762, 16827, 17538, 22436, 31524, 33654, 35076, 67308, 207533, 415066, 622599, 830132, 1245198, 2490396]

約数ペア:

[(1, 2490396), (2, 1245198), (3, 830132), (4, 622599), (6, 415066), (12, 207533), (37, 67308), (71, 35076), (74, 33654), (79, 31524), (111, 22436), (142, 17538), (148, 16827), (158, 15762), (213, 11692), (222, 11218), (237, 10508), (284, 8769), (316, 7881), (426, 5846), (444, 5609), (474, 5254), (852, 2923), (948, 2627)]