20717271040

素因数分解:

$2^{11}\times 5^1\times {\mathrm{2023171}}^1$

素因数の和:2023198

約数の個数: 48

約数和(自身を含む): 49709336040

約数和(自身を除く): 28992065000

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, 5120, 10240, 2023171, 4046342, 8092684, 10115855, 16185368, 20231710, 32370736, 40463420, 64741472, 80926840, 129482944, 161853680, 258965888, 323707360, 517931776, 647414720, 1035863552, 1294829440, 2071727104, 2589658880, 4143454208, 5179317760, 10358635520, 20717271040]

約数ペア:

[(1, 20717271040), (2, 10358635520), (4, 5179317760), (5, 4143454208), (8, 2589658880), (10, 2071727104), (16, 1294829440), (20, 1035863552), (32, 647414720), (40, 517931776), (64, 323707360), (80, 258965888), (128, 161853680), (160, 129482944), (256, 80926840), (320, 64741472), (512, 40463420), (640, 32370736), (1024, 20231710), (1280, 16185368), (2048, 10115855), (2560, 8092684), (5120, 4046342), (10240, 2023171)]