2122660

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{503}}^1$

素因数の和:723

約数の個数: 24

約数和(自身を含む): 4487616

約数和(自身を除く): 2364956

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 503, 844, 1006, 1055, 2012, 2110, 2515, 4220, 5030, 10060, 106133, 212266, 424532, 530665, 1061330, 2122660]

約数ペア:

[(1, 2122660), (2, 1061330), (4, 530665), (5, 424532), (10, 212266), (20, 106133), (211, 10060), (422, 5030), (503, 4220), (844, 2515), (1006, 2110), (1055, 2012)]