19095040

素因数分解:

$2^9\times 5^1\times {\mathrm{7459}}^1$

素因数の和:7482

約数の個数: 40

約数和(自身を含む): 45789480

約数和(自身を除く): 26694440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 7459, 14918, 29836, 37295, 59672, 74590, 119344, 149180, 238688, 298360, 477376, 596720, 954752, 1193440, 1909504, 2386880, 3819008, 4773760, 9547520, 19095040]

約数ペア:

[(1, 19095040), (2, 9547520), (4, 4773760), (5, 3819008), (8, 2386880), (10, 1909504), (16, 1193440), (20, 954752), (32, 596720), (40, 477376), (64, 298360), (80, 238688), (128, 149180), (160, 119344), (256, 74590), (320, 59672), (512, 37295), (640, 29836), (1280, 14918), (2560, 7459)]