291367362020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{20205781}}^1$

素因数の和:20205900

約数の個数: 48

約数和(自身を含む): 706070846208

約数和(自身を除く): 414703484188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 103, 140, 206, 412, 515, 721, 1030, 1442, 2060, 2884, 3605, 7210, 14420, 20205781, 40411562, 80823124, 101028905, 141440467, 202057810, 282880934, 404115620, 565761868, 707202335, 1414404670, 2081195443, 2828809340, 4162390886, 8324781772, 10405977215, 14568368101, 20811954430, 29136736202, 41623908860, 58273472404, 72841840505, 145683681010, 291367362020]

約数ペア:

[(1, 291367362020), (2, 145683681010), (4, 72841840505), (5, 58273472404), (7, 41623908860), (10, 29136736202), (14, 20811954430), (20, 14568368101), (28, 10405977215), (35, 8324781772), (70, 4162390886), (103, 2828809340), (140, 2081195443), (206, 1414404670), (412, 707202335), (515, 565761868), (721, 404115620), (1030, 282880934), (1442, 202057810), (2060, 141440467), (2884, 101028905), (3605, 80823124), (7210, 40411562), (14420, 20205781)]