20116157080

素因数分解:

$2^3\times 5^1\times {\mathrm{503}}^1\times {\mathrm{999809}}^1$

素因数の和:1000323

約数の個数: 32

約数和(自身を含む): 45351381600

約数和(自身を除く): 25235224520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 503, 1006, 2012, 2515, 4024, 5030, 10060, 20120, 999809, 1999618, 3999236, 4999045, 7998472, 9998090, 19996180, 39992360, 502903927, 1005807854, 2011615708, 2514519635, 4023231416, 5029039270, 10058078540, 20116157080]

約数ペア:

[(1, 20116157080), (2, 10058078540), (4, 5029039270), (5, 4023231416), (8, 2514519635), (10, 2011615708), (20, 1005807854), (40, 502903927), (503, 39992360), (1006, 19996180), (2012, 9998090), (2515, 7998472), (4024, 4999045), (5030, 3999236), (10060, 1999618), (20120, 999809)]