4389040

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{661}}^1$

素因数の和:757

約数の個数: 40

約数和(自身を含む): 10343088

約数和(自身を除く): 5954048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 661, 664, 830, 1322, 1328, 1660, 2644, 3305, 3320, 5288, 6610, 6640, 10576, 13220, 26440, 52880, 54863, 109726, 219452, 274315, 438904, 548630, 877808, 1097260, 2194520, 4389040]

約数ペア:

[(1, 4389040), (2, 2194520), (4, 1097260), (5, 877808), (8, 548630), (10, 438904), (16, 274315), (20, 219452), (40, 109726), (80, 54863), (83, 52880), (166, 26440), (332, 13220), (415, 10576), (661, 6640), (664, 6610), (830, 5288), (1322, 3320), (1328, 3305), (1660, 2644)]