20150180

素因数分解:

$2^2\times 5^1\times {\mathrm{503}}^1\times {\mathrm{2003}}^1$

素因数の和:2515

約数の個数: 24

約数和(自身を含む): 42420672

約数和(自身を除く): 22270492

約数列:

[1, 2, 4, 5, 10, 20, 503, 1006, 2003, 2012, 2515, 4006, 5030, 8012, 10015, 10060, 20030, 40060, 1007509, 2015018, 4030036, 5037545, 10075090, 20150180]

約数ペア:

[(1, 20150180), (2, 10075090), (4, 5037545), (5, 4030036), (10, 2015018), (20, 1007509), (503, 40060), (1006, 20030), (2003, 10060), (2012, 10015), (2515, 8012), (4006, 5030)]