1421977780

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{227153}}^1$

素因数の和:227475

約数の個数: 24

約数和(自身を含む): 2995706952

約数和(自身を除く): 1573729172

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 1252, 1565, 3130, 6260, 227153, 454306, 908612, 1135765, 2271530, 4543060, 71098889, 142197778, 284395556, 355494445, 710988890, 1421977780]

約数ペア:

[(1, 1421977780), (2, 710988890), (4, 355494445), (5, 284395556), (10, 142197778), (20, 71098889), (313, 4543060), (626, 2271530), (1252, 1135765), (1565, 908612), (3130, 454306), (6260, 227153)]