2511140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:188

約数の個数: 48

約数和(自身を含む): 5660928

約数和(自身を除く): 3149788

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 53, 92, 103, 106, 115, 206, 212, 230, 265, 412, 460, 515, 530, 1030, 1060, 1219, 2060, 2369, 2438, 4738, 4876, 5459, 6095, 9476, 10918, 11845, 12190, 21836, 23690, 24380, 27295, 47380, 54590, 109180, 125557, 251114, 502228, 627785, 1255570, 2511140]

約数ペア:

[(1, 2511140), (2, 1255570), (4, 627785), (5, 502228), (10, 251114), (20, 125557), (23, 109180), (46, 54590), (53, 47380), (92, 27295), (103, 24380), (106, 23690), (115, 21836), (206, 12190), (212, 11845), (230, 10918), (265, 9476), (412, 6095), (460, 5459), (515, 4876), (530, 4738), (1030, 2438), (1060, 2369), (1219, 2060)]