1036881620

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{372979}}^1$

素因数の和:373127

約数の個数: 24

約数和(自身を含む): 2193122400

約数和(自身を除く): 1156240780

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 372979, 745958, 1491916, 1864895, 3729790, 7459580, 51844081, 103688162, 207376324, 259220405, 518440810, 1036881620]

約数ペア:

[(1, 1036881620), (2, 518440810), (4, 259220405), (5, 207376324), (10, 103688162), (20, 51844081), (139, 7459580), (278, 3729790), (556, 1864895), (695, 1491916), (1390, 745958), (2780, 372979)]