8289440

素因数分解:

$2^5\times 5^1\times {\mathrm{103}}^1\times {\mathrm{503}}^1$

素因数の和:621

約数の個数: 48

約数和(自身を含む): 19813248

約数和(自身を除く): 11523808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 103, 160, 206, 412, 503, 515, 824, 1006, 1030, 1648, 2012, 2060, 2515, 3296, 4024, 4120, 5030, 8048, 8240, 10060, 16096, 16480, 20120, 40240, 51809, 80480, 103618, 207236, 259045, 414472, 518090, 828944, 1036180, 1657888, 2072360, 4144720, 8289440]

約数ペア:

[(1, 8289440), (2, 4144720), (4, 2072360), (5, 1657888), (8, 1036180), (10, 828944), (16, 518090), (20, 414472), (32, 259045), (40, 207236), (80, 103618), (103, 80480), (160, 51809), (206, 40240), (412, 20120), (503, 16480), (515, 16096), (824, 10060), (1006, 8240), (1030, 8048), (1648, 5030), (2012, 4120), (2060, 4024), (2515, 3296)]