9943040

素因数分解:

$2^{11}\times 5^1\times {\mathrm{971}}^1$

素因数の和:998

約数の個数: 48

約数和(自身を含む): 23882040

約数和(自身を除く): 13939000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 971, 1024, 1280, 1942, 2048, 2560, 3884, 4855, 5120, 7768, 9710, 10240, 15536, 19420, 31072, 38840, 62144, 77680, 124288, 155360, 248576, 310720, 497152, 621440, 994304, 1242880, 1988608, 2485760, 4971520, 9943040]

約数ペア:

[(1, 9943040), (2, 4971520), (4, 2485760), (5, 1988608), (8, 1242880), (10, 994304), (16, 621440), (20, 497152), (32, 310720), (40, 248576), (64, 155360), (80, 124288), (128, 77680), (160, 62144), (256, 38840), (320, 31072), (512, 19420), (640, 15536), (971, 10240), (1024, 9710), (1280, 7768), (1942, 5120), (2048, 4855), (2560, 3884)]