1816040

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{547}}^1$

素因数の和:641

約数の個数: 32

約数和(自身を含む): 4142880

約数和(自身を除く): 2326840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 547, 664, 830, 1094, 1660, 2188, 2735, 3320, 4376, 5470, 10940, 21880, 45401, 90802, 181604, 227005, 363208, 454010, 908020, 1816040]

約数ペア:

[(1, 1816040), (2, 908020), (4, 454010), (5, 363208), (8, 227005), (10, 181604), (20, 90802), (40, 45401), (83, 21880), (166, 10940), (332, 5470), (415, 4376), (547, 3320), (664, 2735), (830, 2188), (1094, 1660)]