2052800

素因数分解:

$2^6\times 5^2\times {\mathrm{1283}}^1$

素因数の和:1305

約数の個数: 42

約数和(自身を含む): 5055108

約数和(自身を除く): 3002308

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1283, 1600, 2566, 5132, 6415, 10264, 12830, 20528, 25660, 32075, 41056, 51320, 64150, 82112, 102640, 128300, 205280, 256600, 410560, 513200, 1026400, 2052800]

約数ペア:

[(1, 2052800), (2, 1026400), (4, 513200), (5, 410560), (8, 256600), (10, 205280), (16, 128300), (20, 102640), (25, 82112), (32, 64150), (40, 51320), (50, 41056), (64, 32075), (80, 25660), (100, 20528), (160, 12830), (200, 10264), (320, 6415), (400, 5132), (800, 2566), (1283, 1600)]