26784040

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{9431}}^1$

素因数の和:9513

約数の個数: 32

約数和(自身を含む): 61119360

約数和(自身を除く): 34335320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 9431, 18862, 37724, 47155, 75448, 94310, 188620, 377240, 669601, 1339202, 2678404, 3348005, 5356808, 6696010, 13392020, 26784040]

約数ペア:

[(1, 26784040), (2, 13392020), (4, 6696010), (5, 5356808), (8, 3348005), (10, 2678404), (20, 1339202), (40, 669601), (71, 377240), (142, 188620), (284, 94310), (355, 75448), (568, 47155), (710, 37724), (1420, 18862), (2840, 9431)]