4270720

素因数分解:

$2^7\times 5^1\times {\mathrm{6673}}^1$

素因数の和:6692

約数の個数: 32

約数和(自身を含む): 10211220

約数和(自身を除く): 5940500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 6673, 13346, 26692, 33365, 53384, 66730, 106768, 133460, 213536, 266920, 427072, 533840, 854144, 1067680, 2135360, 4270720]

約数ペア:

[(1, 4270720), (2, 2135360), (4, 1067680), (5, 854144), (8, 533840), (10, 427072), (16, 266920), (20, 213536), (32, 133460), (40, 106768), (64, 66730), (80, 53384), (128, 33365), (160, 26692), (320, 13346), (640, 6673)]