2010159020

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{503}}^1\times {\mathrm{947}}^1$

素因数の和:1670

約数の個数: 48

約数和(自身を含む): 4254259968

約数和(自身を除く): 2244100948

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 503, 844, 947, 1006, 1055, 1894, 2012, 2110, 2515, 3788, 4220, 4735, 5030, 9470, 10060, 18940, 106133, 199817, 212266, 399634, 424532, 476341, 530665, 799268, 952682, 999085, 1061330, 1905364, 1998170, 2122660, 2381705, 3996340, 4763410, 9526820, 100507951, 201015902, 402031804, 502539755, 1005079510, 2010159020]

約数ペア:

[(1, 2010159020), (2, 1005079510), (4, 502539755), (5, 402031804), (10, 201015902), (20, 100507951), (211, 9526820), (422, 4763410), (503, 3996340), (844, 2381705), (947, 2122660), (1006, 1998170), (1055, 1905364), (1894, 1061330), (2012, 999085), (2110, 952682), (2515, 799268), (3788, 530665), (4220, 476341), (4735, 424532), (5030, 399634), (9470, 212266), (10060, 199817), (18940, 106133)]