9917808640

素因数分解:

$2^{14}\times 5^1\times {\mathrm{121067}}^1$

素因数の和:121100

約数の個数: 60

約数和(自身を含む): 23802210936

約数和(自身を除く): 13884402296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 4096, 5120, 8192, 10240, 16384, 20480, 40960, 81920, 121067, 242134, 484268, 605335, 968536, 1210670, 1937072, 2421340, 3874144, 4842680, 7748288, 9685360, 15496576, 19370720, 30993152, 38741440, 61986304, 77482880, 123972608, 154965760, 247945216, 309931520, 495890432, 619863040, 991780864, 1239726080, 1983561728, 2479452160, 4958904320, 9917808640]

約数ペア:

[(1, 9917808640), (2, 4958904320), (4, 2479452160), (5, 1983561728), (8, 1239726080), (10, 991780864), (16, 619863040), (20, 495890432), (32, 309931520), (40, 247945216), (64, 154965760), (80, 123972608), (128, 77482880), (160, 61986304), (256, 38741440), (320, 30993152), (512, 19370720), (640, 15496576), (1024, 9685360), (1280, 7748288), (2048, 4842680), (2560, 3874144), (4096, 2421340), (5120, 1937072), (8192, 1210670), (10240, 968536), (16384, 605335), (20480, 484268), (40960, 242134), (81920, 121067)]