2009163080

素因数分解:

$2^3\times 5^1\times {\mathrm{503}}^1\times {\mathrm{99859}}^1$

素因数の和:100373

約数の個数: 32

約数和(自身を含む): 4529649600

約数和(自身を除く): 2520486520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 503, 1006, 2012, 2515, 4024, 5030, 10060, 20120, 99859, 199718, 399436, 499295, 798872, 998590, 1997180, 3994360, 50229077, 100458154, 200916308, 251145385, 401832616, 502290770, 1004581540, 2009163080]

約数ペア:

[(1, 2009163080), (2, 1004581540), (4, 502290770), (5, 401832616), (8, 251145385), (10, 200916308), (20, 100458154), (40, 50229077), (503, 3994360), (1006, 1997180), (2012, 998590), (2515, 798872), (4024, 499295), (5030, 399436), (10060, 199718), (20120, 99859)]