4144720

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{503}}^1$

素因数の和:619

約数の個数: 40

約数和(自身を含む): 9749376

約数和(自身を除く): 5604656

約数列:

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

約数ペア:

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