74637698920

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{43394011}}^1$

素因数の和:43394065

約数の個数: 32

約数和(自身を含む): 171840287520

約数和(自身を除く): 97202588600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 43394011, 86788022, 173576044, 216970055, 347152088, 433940110, 867880220, 1735760440, 1865942473, 3731884946, 7463769892, 9329712365, 14927539784, 18659424730, 37318849460, 74637698920]

約数ペア:

[(1, 74637698920), (2, 37318849460), (4, 18659424730), (5, 14927539784), (8, 9329712365), (10, 7463769892), (20, 3731884946), (40, 1865942473), (43, 1735760440), (86, 867880220), (172, 433940110), (215, 347152088), (344, 216970055), (430, 173576044), (860, 86788022), (1720, 43394011)]