2247357440

素因数分解:

$2^{10}\times 5^1\times {\mathrm{438937}}^1$

素因数の和:438962

約数の個数: 44

約数和(自身を含む): 5391036516

約数和(自身を除く): 3143679076

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 438937, 877874, 1755748, 2194685, 3511496, 4389370, 7022992, 8778740, 14045984, 17557480, 28091968, 35114960, 56183936, 70229920, 112367872, 140459840, 224735744, 280919680, 449471488, 561839360, 1123678720, 2247357440]

約数ペア:

[(1, 2247357440), (2, 1123678720), (4, 561839360), (5, 449471488), (8, 280919680), (10, 224735744), (16, 140459840), (20, 112367872), (32, 70229920), (40, 56183936), (64, 35114960), (80, 28091968), (128, 17557480), (160, 14045984), (256, 8778740), (320, 7022992), (512, 4389370), (640, 3511496), (1024, 2194685), (1280, 1755748), (2560, 877874), (5120, 438937)]