248989480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{366161}}^1$

素因数の和:366189

約数の個数: 32

約数和(自身を含む): 593182440

約数和(自身を除く): 344192960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 366161, 732322, 1464644, 1830805, 2929288, 3661610, 6224737, 7323220, 12449474, 14646440, 24898948, 31123685, 49797896, 62247370, 124494740, 248989480]

約数ペア:

[(1, 248989480), (2, 124494740), (4, 62247370), (5, 49797896), (8, 31123685), (10, 24898948), (17, 14646440), (20, 12449474), (34, 7323220), (40, 6224737), (68, 3661610), (85, 2929288), (136, 1830805), (170, 1464644), (340, 732322), (680, 366161)]