31025840

素因数分解:

$2^4\times 5^1\times {\mathrm{547}}^1\times {\mathrm{709}}^1$

素因数の和:1269

約数の個数: 40

約数和(自身を含む): 72368880

約数和(自身を除く): 41343040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 547, 709, 1094, 1418, 2188, 2735, 2836, 3545, 4376, 5470, 5672, 7090, 8752, 10940, 11344, 14180, 21880, 28360, 43760, 56720, 387823, 775646, 1551292, 1939115, 3102584, 3878230, 6205168, 7756460, 15512920, 31025840]

約数ペア:

[(1, 31025840), (2, 15512920), (4, 7756460), (5, 6205168), (8, 3878230), (10, 3102584), (16, 1939115), (20, 1551292), (40, 775646), (80, 387823), (547, 56720), (709, 43760), (1094, 28360), (1418, 21880), (2188, 14180), (2735, 11344), (2836, 10940), (3545, 8752), (4376, 7090), (5470, 5672)]