278322130

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{23059}}^1$

素因数の和:23154

約数の個数: 32

約数和(自身を含む): 537943680

約数和(自身を除く): 259621550

約数列:

[1, 2, 5, 10, 17, 34, 71, 85, 142, 170, 355, 710, 1207, 2414, 6035, 12070, 23059, 46118, 115295, 230590, 392003, 784006, 1637189, 1960015, 3274378, 3920030, 8185945, 16371890, 27832213, 55664426, 139161065, 278322130]

約数ペア:

[(1, 278322130), (2, 139161065), (5, 55664426), (10, 27832213), (17, 16371890), (34, 8185945), (71, 3920030), (85, 3274378), (142, 1960015), (170, 1637189), (355, 784006), (710, 392003), (1207, 230590), (2414, 115295), (6035, 46118), (12070, 23059)]