2636800

素因数分解:

$2^{10}\times 5^2\times {\mathrm{103}}^1$

素因数の和:133

約数の個数: 66

約数和(自身を含む): 6599528

約数和(自身を除く): 3962728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 103, 128, 160, 200, 206, 256, 320, 400, 412, 512, 515, 640, 800, 824, 1024, 1030, 1280, 1600, 1648, 2060, 2560, 2575, 3200, 3296, 4120, 5120, 5150, 6400, 6592, 8240, 10300, 12800, 13184, 16480, 20600, 25600, 26368, 32960, 41200, 52736, 65920, 82400, 105472, 131840, 164800, 263680, 329600, 527360, 659200, 1318400, 2636800]

約数ペア:

[(1, 2636800), (2, 1318400), (4, 659200), (5, 527360), (8, 329600), (10, 263680), (16, 164800), (20, 131840), (25, 105472), (32, 82400), (40, 65920), (50, 52736), (64, 41200), (80, 32960), (100, 26368), (103, 25600), (128, 20600), (160, 16480), (200, 13184), (206, 12800), (256, 10300), (320, 8240), (400, 6592), (412, 6400), (512, 5150), (515, 5120), (640, 4120), (800, 3296), (824, 3200), (1024, 2575), (1030, 2560), (1280, 2060), (1600, 1648)]