2912173840

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{460787}}^1$

素因数の和:460879

約数の個数: 40

約数和(自身を含む): 6856525440

約数和(自身を除く): 3944351600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 460787, 921574, 1843148, 2303935, 3686296, 4607870, 7372592, 9215740, 18431480, 36402173, 36862960, 72804346, 145608692, 182010865, 291217384, 364021730, 582434768, 728043460, 1456086920, 2912173840]

約数ペア:

[(1, 2912173840), (2, 1456086920), (4, 728043460), (5, 582434768), (8, 364021730), (10, 291217384), (16, 182010865), (20, 145608692), (40, 72804346), (79, 36862960), (80, 36402173), (158, 18431480), (316, 9215740), (395, 7372592), (632, 4607870), (790, 3686296), (1264, 2303935), (1580, 1843148), (3160, 921574), (6320, 460787)]