12340000

素因数分解:

$2^5\times 5^4\times {\mathrm{617}}^1$

素因数の和:647

約数の個数: 60

約数和(自身を含む): 30407454

約数和(自身を除く): 18067454

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 617, 625, 800, 1000, 1234, 1250, 2000, 2468, 2500, 3085, 4000, 4936, 5000, 6170, 9872, 10000, 12340, 15425, 19744, 20000, 24680, 30850, 49360, 61700, 77125, 98720, 123400, 154250, 246800, 308500, 385625, 493600, 617000, 771250, 1234000, 1542500, 2468000, 3085000, 6170000, 12340000]

約数ペア:

[(1, 12340000), (2, 6170000), (4, 3085000), (5, 2468000), (8, 1542500), (10, 1234000), (16, 771250), (20, 617000), (25, 493600), (32, 385625), (40, 308500), (50, 246800), (80, 154250), (100, 123400), (125, 98720), (160, 77125), (200, 61700), (250, 49360), (400, 30850), (500, 24680), (617, 20000), (625, 19744), (800, 15425), (1000, 12340), (1234, 10000), (1250, 9872), (2000, 6170), (2468, 5000), (2500, 4936), (3085, 4000)]