5086720

素因数分解:

$2^9\times 5^1\times {\mathrm{1987}}^1$

素因数の和:2010

約数の個数: 40

約数和(自身を含む): 12202344

約数和(自身を除く): 7115624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 1987, 2560, 3974, 7948, 9935, 15896, 19870, 31792, 39740, 63584, 79480, 127168, 158960, 254336, 317920, 508672, 635840, 1017344, 1271680, 2543360, 5086720]

約数ペア:

[(1, 5086720), (2, 2543360), (4, 1271680), (5, 1017344), (8, 635840), (10, 508672), (16, 317920), (20, 254336), (32, 158960), (40, 127168), (64, 79480), (80, 63584), (128, 39740), (160, 31792), (256, 19870), (320, 15896), (512, 9935), (640, 7948), (1280, 3974), (1987, 2560)]