68806340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{149579}}^1$

素因数の和:149611

約数の個数: 24

約数和(自身を含む): 150776640

約数和(自身を除く): 81970300

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 149579, 299158, 598316, 747895, 1495790, 2991580, 3440317, 6880634, 13761268, 17201585, 34403170, 68806340]

約数ペア:

[(1, 68806340), (2, 34403170), (4, 17201585), (5, 13761268), (10, 6880634), (20, 3440317), (23, 2991580), (46, 1495790), (92, 747895), (115, 598316), (230, 299158), (460, 149579)]