8720296

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{439}}^1$

素因数の和:649

約数の個数: 32

約数和(自身を含む): 17740800

約数和(自身を除く): 9020504

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 191, 382, 439, 764, 878, 1528, 1756, 2483, 3512, 4966, 5707, 9932, 11414, 19864, 22828, 45656, 83849, 167698, 335396, 670792, 1090037, 2180074, 4360148, 8720296]

約数ペア:

[(1, 8720296), (2, 4360148), (4, 2180074), (8, 1090037), (13, 670792), (26, 335396), (52, 167698), (104, 83849), (191, 45656), (382, 22828), (439, 19864), (764, 11414), (878, 9932), (1528, 5707), (1756, 4966), (2483, 3512)]