2515000

素因数分解:

$2^3\times 5^4\times {\mathrm{503}}^1$

素因数の和:529

約数の個数: 40

約数和(自身を含む): 5904360

約数和(自身を除く): 3389360

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 503, 625, 1000, 1006, 1250, 2012, 2500, 2515, 4024, 5000, 5030, 10060, 12575, 20120, 25150, 50300, 62875, 100600, 125750, 251500, 314375, 503000, 628750, 1257500, 2515000]

約数ペア:

[(1, 2515000), (2, 1257500), (4, 628750), (5, 503000), (8, 314375), (10, 251500), (20, 125750), (25, 100600), (40, 62875), (50, 50300), (100, 25150), (125, 20120), (200, 12575), (250, 10060), (500, 5030), (503, 5000), (625, 4024), (1000, 2515), (1006, 2500), (1250, 2012)]