26086820

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{18371}}^1$

素因数の和:18451

約数の個数: 24

約数和(自身を含む): 55556928

約数和(自身を除く): 29470108

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 18371, 36742, 73484, 91855, 183710, 367420, 1304341, 2608682, 5217364, 6521705, 13043410, 26086820]

約数ペア:

[(1, 26086820), (2, 13043410), (4, 6521705), (5, 5217364), (10, 2608682), (20, 1304341), (71, 367420), (142, 183710), (284, 91855), (355, 73484), (710, 36742), (1420, 18371)]