20260880

素因数分解:

$2^4\times 5^1\times {\mathrm{463}}^1\times {\mathrm{547}}^1$

素因数の和:1023

約数の個数: 40

約数和(自身を含む): 47294592

約数和(自身を除く): 27033712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 463, 547, 926, 1094, 1852, 2188, 2315, 2735, 3704, 4376, 4630, 5470, 7408, 8752, 9260, 10940, 18520, 21880, 37040, 43760, 253261, 506522, 1013044, 1266305, 2026088, 2532610, 4052176, 5065220, 10130440, 20260880]

約数ペア:

[(1, 20260880), (2, 10130440), (4, 5065220), (5, 4052176), (8, 2532610), (10, 2026088), (16, 1266305), (20, 1013044), (40, 506522), (80, 253261), (463, 43760), (547, 37040), (926, 21880), (1094, 18520), (1852, 10940), (2188, 9260), (2315, 8752), (2735, 7408), (3704, 5470), (4376, 4630)]