57030520

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{19531}}^1$

素因数の和:19615

約数の個数: 32

約数和(自身を含む): 130083120

約数和(自身を除く): 73052600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 19531, 39062, 78124, 97655, 156248, 195310, 390620, 781240, 1425763, 2851526, 5703052, 7128815, 11406104, 14257630, 28515260, 57030520]

約数ペア:

[(1, 57030520), (2, 28515260), (4, 14257630), (5, 11406104), (8, 7128815), (10, 5703052), (20, 2851526), (40, 1425763), (73, 781240), (146, 390620), (292, 195310), (365, 156248), (584, 97655), (730, 78124), (1460, 39062), (2920, 19531)]