1342400

素因数分解:

$2^6\times 5^2\times {\mathrm{839}}^1$

素因数の和:861

約数の個数: 42

約数和(自身を含む): 3307080

約数和(自身を除く): 1964680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 839, 1600, 1678, 3356, 4195, 6712, 8390, 13424, 16780, 20975, 26848, 33560, 41950, 53696, 67120, 83900, 134240, 167800, 268480, 335600, 671200, 1342400]

約数ペア:

[(1, 1342400), (2, 671200), (4, 335600), (5, 268480), (8, 167800), (10, 134240), (16, 83900), (20, 67120), (25, 53696), (32, 41950), (40, 33560), (50, 26848), (64, 20975), (80, 16780), (100, 13424), (160, 8390), (200, 6712), (320, 4195), (400, 3356), (800, 1678), (839, 1600)]