2545180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{503}}^1$

素因数の和:546

約数の個数: 48

約数和(自身を含む): 6096384

約数和(自身を除く): 3551204

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 503, 506, 1006, 1012, 1265, 2012, 2515, 2530, 5030, 5060, 5533, 10060, 11066, 11569, 22132, 23138, 27665, 46276, 55330, 57845, 110660, 115690, 127259, 231380, 254518, 509036, 636295, 1272590, 2545180]

約数ペア:

[(1, 2545180), (2, 1272590), (4, 636295), (5, 509036), (10, 254518), (11, 231380), (20, 127259), (22, 115690), (23, 110660), (44, 57845), (46, 55330), (55, 46276), (92, 27665), (110, 23138), (115, 22132), (220, 11569), (230, 11066), (253, 10060), (460, 5533), (503, 5060), (506, 5030), (1006, 2530), (1012, 2515), (1265, 2012)]