2012000

素因数分解:

$2^5\times 5^3\times {\mathrm{503}}^1$

素因数の和:528

約数の個数: 48

約数和(自身を含む): 4953312

約数和(自身を除く): 2941312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 503, 800, 1000, 1006, 2000, 2012, 2515, 4000, 4024, 5030, 8048, 10060, 12575, 16096, 20120, 25150, 40240, 50300, 62875, 80480, 100600, 125750, 201200, 251500, 402400, 503000, 1006000, 2012000]

約数ペア:

[(1, 2012000), (2, 1006000), (4, 503000), (5, 402400), (8, 251500), (10, 201200), (16, 125750), (20, 100600), (25, 80480), (32, 62875), (40, 50300), (50, 40240), (80, 25150), (100, 20120), (125, 16096), (160, 12575), (200, 10060), (250, 8048), (400, 5030), (500, 4024), (503, 4000), (800, 2515), (1000, 2012), (1006, 2000)]