28456000

素因数分解:

$2^6\times 5^3\times {\mathrm{3557}}^1$

素因数の和:3584

約数の個数: 56

約数和(自身を含む): 70491096

約数和(自身を除く): 42035096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 400, 500, 800, 1000, 1600, 2000, 3557, 4000, 7114, 8000, 14228, 17785, 28456, 35570, 56912, 71140, 88925, 113824, 142280, 177850, 227648, 284560, 355700, 444625, 569120, 711400, 889250, 1138240, 1422800, 1778500, 2845600, 3557000, 5691200, 7114000, 14228000, 28456000]

約数ペア:

[(1, 28456000), (2, 14228000), (4, 7114000), (5, 5691200), (8, 3557000), (10, 2845600), (16, 1778500), (20, 1422800), (25, 1138240), (32, 889250), (40, 711400), (50, 569120), (64, 444625), (80, 355700), (100, 284560), (125, 227648), (160, 177850), (200, 142280), (250, 113824), (320, 88925), (400, 71140), (500, 56912), (800, 35570), (1000, 28456), (1600, 17785), (2000, 14228), (3557, 8000), (4000, 7114)]