84891420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{471619}}^1$

素因数の和:471634

約数の個数: 36

約数和(自身を含む): 257504520

約数和(自身を除く): 172613100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 471619, 943238, 1414857, 1886476, 2358095, 2829714, 4244571, 4716190, 5659428, 7074285, 8489142, 9432380, 14148570, 16978284, 21222855, 28297140, 42445710, 84891420]

約数ペア:

[(1, 84891420), (2, 42445710), (3, 28297140), (4, 21222855), (5, 16978284), (6, 14148570), (9, 9432380), (10, 8489142), (12, 7074285), (15, 5659428), (18, 4716190), (20, 4244571), (30, 2829714), (36, 2358095), (45, 1886476), (60, 1414857), (90, 943238), (180, 471619)]