30013220

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{337}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 65131248

約数和(自身を除く): 35118028

約数列:

[1, 2, 4, 5, 10, 20, 61, 73, 122, 146, 244, 292, 305, 337, 365, 610, 674, 730, 1220, 1348, 1460, 1685, 3370, 4453, 6740, 8906, 17812, 20557, 22265, 24601, 41114, 44530, 49202, 82228, 89060, 98404, 102785, 123005, 205570, 246010, 411140, 492020, 1500661, 3001322, 6002644, 7503305, 15006610, 30013220]

約数ペア:

[(1, 30013220), (2, 15006610), (4, 7503305), (5, 6002644), (10, 3001322), (20, 1500661), (61, 492020), (73, 411140), (122, 246010), (146, 205570), (244, 123005), (292, 102785), (305, 98404), (337, 89060), (365, 82228), (610, 49202), (674, 44530), (730, 41114), (1220, 24601), (1348, 22265), (1460, 20557), (1685, 17812), (3370, 8906), (4453, 6740)]