2028021219460

素因数分解:

$2^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{431}}^1\times {\mathrm{463}}^1\times {\mathrm{1889}}^1$

素因数の和:3061

約数の個数: 96

約数和(自身を含む): 4296121804800

約数和(自身を除く): 2268100585340

約数列:

[1, 2, 4, 5, 10, 20, 269, 431, 463, 538, 862, 926, 1076, 1345, 1724, 1852, 1889, 2155, 2315, 2690, 3778, 4310, 4630, 5380, 7556, 8620, 9260, 9445, 18890, 37780, 115939, 124547, 199553, 231878, 249094, 399106, 463756, 498188, 508141, 579695, 622735, 798212, 814159, 874607, 997765, 1016282, 1159390, 1245470, 1628318, 1749214, 1995530, 2032564, 2318780, 2490940, 2540705, 3256636, 3498428, 3991060, 4070795, 4373035, 5081410, 8141590, 8746070, 10162820, 16283180, 17492140, 53679757, 107359514, 214719028, 219008771, 235269283, 268398785, 376955617, 438017542, 470538566, 536797570, 753911234, 876035084, 941077132, 1073595140, 1095043855, 1176346415, 1507822468, 1884778085, 2190087710, 2352692830, 3769556170, 4380175420, 4705385660, 7539112340, 101401060973, 202802121946, 405604243892, 507005304865, 1014010609730, 2028021219460]

約数ペア:

[(1, 2028021219460), (2, 1014010609730), (4, 507005304865), (5, 405604243892), (10, 202802121946), (20, 101401060973), (269, 7539112340), (431, 4705385660), (463, 4380175420), (538, 3769556170), (862, 2352692830), (926, 2190087710), (1076, 1884778085), (1345, 1507822468), (1724, 1176346415), (1852, 1095043855), (1889, 1073595140), (2155, 941077132), (2315, 876035084), (2690, 753911234), (3778, 536797570), (4310, 470538566), (4630, 438017542), (5380, 376955617), (7556, 268398785), (8620, 235269283), (9260, 219008771), (9445, 214719028), (18890, 107359514), (37780, 53679757), (115939, 17492140), (124547, 16283180), (199553, 10162820), (231878, 8746070), (249094, 8141590), (399106, 5081410), (463756, 4373035), (498188, 4070795), (508141, 3991060), (579695, 3498428), (622735, 3256636), (798212, 2540705), (814159, 2490940), (874607, 2318780), (997765, 2032564), (1016282, 1995530), (1159390, 1749214), (1245470, 1628318)]