2622440

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1237}}^1$

素因数の和:1301

約数の個数: 32

約数和(自身を含む): 6016680

約数和(自身を除く): 3394240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 1237, 2120, 2474, 4948, 6185, 9896, 12370, 24740, 49480, 65561, 131122, 262244, 327805, 524488, 655610, 1311220, 2622440]

約数ペア:

[(1, 2622440), (2, 1311220), (4, 655610), (5, 524488), (8, 327805), (10, 262244), (20, 131122), (40, 65561), (53, 49480), (106, 24740), (212, 12370), (265, 9896), (424, 6185), (530, 4948), (1060, 2474), (1237, 2120)]