30732440

素因数分解:

$2^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{3061}}^1$

素因数の和:3323

約数の個数: 32

約数和(自身を含む): 69446160

約数和(自身を除く): 38713720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 251, 502, 1004, 1255, 2008, 2510, 3061, 5020, 6122, 10040, 12244, 15305, 24488, 30610, 61220, 122440, 768311, 1536622, 3073244, 3841555, 6146488, 7683110, 15366220, 30732440]

約数ペア:

[(1, 30732440), (2, 15366220), (4, 7683110), (5, 6146488), (8, 3841555), (10, 3073244), (20, 1536622), (40, 768311), (251, 122440), (502, 61220), (1004, 30610), (1255, 24488), (2008, 15305), (2510, 12244), (3061, 10040), (5020, 6122)]